{"title":"Retail Sales","description":"\u003cp\u003eSo that individuals can use it,\u003cbr\u003e This is a fishing hook that is easy to handle in small lots.\u003c\/p\u003e","products":[{"product_id":"4-0001","title":"Tosa Keisaku Fishing Special Fishing Hook, 3.0 Sun (4.6mm), No. 13 Type, Ultra-Low Vibration, with Ring, Stainless Steel","description":"\u003cp\u003eWith this size and thickness, it's perfect for serious big fish.\u003c\/p\u003e\n\u003cp\u003e In longline fishing, those targeting large bluefin tuna often catch fish of this size and thickness.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804170428502,"sku":"4-0001","price":2600.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-081.jpg?v=1728550466"},{"product_id":"1-010","title":"Tosa Keisaku Fishing Special Fishing Hook 4.5 inches (5mm) Koshina Style Mutsu (Sea Snake) Medium Shake Special Hook Stainless Steel","description":"\u003cp\u003eThis was created with the cooperation of active fishermen. It is a large, durable hook for smelting mutsu.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804170494038,"sku":"1-010","price":900.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-084_802c396f-f911-4d91-8c8b-22f42344346c.jpg?v=1728550536"},{"product_id":"1-004","title":"Tosa Keisaku Fishing Special Fishing Hook, 2.6 inches (4 mm), No. 13 Type, Ultra-Low Vibration, with Ring, Stainless Steel","description":"\u003cp\u003eIt is the same thickness as the 2.4-inch model. However, because the size is larger, it doesn't feel as chunky as the 2.4-inch model.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804170559574,"sku":"1-004","price":2400.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-078.jpg?v=1728550419"},{"product_id":"4-0004","title":"Tosa Keisaku Fishing Special Fishing Hook, 3.4 inches (4.6 mm), No. 13 Type, Ultra-Low Vibration, with Ring, Stainless Steel","description":"\u003cp\u003eThese are the sizes used by ocean-going tuna longline boats.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804170592342,"sku":"4-0004","price":2800.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-090.jpg?v=1728550646"},{"product_id":"4-0005","title":"Tosa Keisaku Fishing Special Fishing Hook, 3.2 Sun (4.6mm), No. 13 Type, Ultra-Low Vibration, with Ring, Stainless Steel","description":"\u003cp\u003eIt's the same thickness as a 3.0 inch so it looks slim, but...it's big.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804170690646,"sku":"4-0005","price":2700.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-063.jpg?v=1728550209"},{"product_id":"4-0006","title":"Tosa Keisaku Fishing Special Fishing Hook 3.4 inches (4.6 mm) for Mutsu Fishing, Medium Swing, with Ring, Stainless Steel","description":"\u003cp\u003eThis is thought to be the minimum size and wire diameter for a bluefin tuna used on ocean-going longline boats.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804170854486,"sku":"4-0006","price":2800.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-075_2b93f254-12d9-4c3e-b19e-90acb3ed477d.jpg?v=1728550880"},{"product_id":"3-001","title":"Tosa Keisaku Fishing Special Fishing Hook, 3.6 inch (3.7mm), for Mutsu Fishing, Intermediate Swing, with Ring, Stainless Steel","description":"\u003cp\u003eIt is also used to catch grouper (called ara in Kyushu).\u003c\/p\u003e\n\u003cp\u003e Although it is large in size, it is thinner than normal wire diameter.\u003c\/p\u003e\n\u003cp\u003e It seems to be well received.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804170887254,"sku":"3-001","price":2200.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-060.jpg?v=1728550151"},{"product_id":"4-0008","title":"Tosa Keisaku Fishing Special Fishing Hook 3.0 Sun (4.6mm) for Mutsu Fishing, Medium Swing, with Ring, Stainless Steel","description":"\u003cp\u003eThe 300kg class of bluefin tuna caught in early summer off the coast of Okinawa is called Ushishibi.\u003c\/p\u003e\n\u003cp\u003e It is often used during that time.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804170952790,"sku":"4-0008","price":2600.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-065.jpg?v=1728550072"},{"product_id":"1-013","title":"Tosa Keisaku Fishing Special Fishing Hook, 2.4 inches (4 mm), No. 13 Type, Ultra-Low Vibration, with Ring, Stainless Steel","description":"\u003cp\u003eThis is an intermediate size between 2.2 sun and 2.6 sun. The wire diameter is 4.0 mm, the same as the 2.6 sun.\u003c\/p\u003e\n\u003cp\u003e \"No. 13 Type Very Low Vibration\" This is the most widely used standard for tuna longline fishing.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804171018326,"sku":"1-013","price":2400.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-056.jpg?v=1728550026"},{"product_id":"4-0010","title":"Tosa Keisaku Fishing Special Fishing Hook, 2.8 inches (4.3 mm), No. 13 Type, Ultra-Low Vibration, with Ring, Stainless Steel","description":"\u003cp\u003eThis size and standard is most commonly used in coastal tuna longline fishing.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804171083862,"sku":"4-0010","price":2500.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-073.jpg?v=1728550314"},{"product_id":"1-001","title":"Tosa Keisaku Fishing Special Fishing Hook, 2.2 Sun (3.5mm), No. 13 Type, Ultra-Low Vibration, with Ring, Stainless Steel","description":"\u003cp\u003eWe have applied the fishing hook technology used in tuna longline fishing to recreational fishing (limited to large fish caught by boat).\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804171149398,"sku":"1-001","price":2200.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-087.jpg?v=1728550590"},{"product_id":"4-0012","title":"Tosa Keisaku Fishing Special Fishing Hook, 2.4 inches (4mm), Round, Ultra-Low Vibration, with Ring, Stainless Steel","description":"\u003cp\u003eWith a size of 2.4 inches, it seems like it could be used for both longlining and leisure fishing (large game trolling)?\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804171182166,"sku":"4-0012","price":2400.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/turibari20241111_g-037.jpg?v=1731999369"},{"product_id":"1-003","title":"Tosa Keisaku Fishing Special Fishing Hook, 2.8 inches (4.3 mm), for Mutsu Fishing, Intermediate Swing, with Ring, Stainless Steel","description":"\u003cp\u003eIf you don't want to miss out on any big fish that you catch, we recommend the shape and line of this Mutsu.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804171247702,"sku":"1-003","price":2500.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-098.jpg?v=1728550780"},{"product_id":"1-008","title":"Tosa Keisaku Fishing Special Fishing Hook 2.0 Sun (3.2mm) Nagashi Fishing with Ring, Stainless Steel","description":"\u003cp\u003eThe pocket is much wider than a regular hook, making it easier to hook.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804171280470,"sku":"1-008","price":2200.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-096.jpg?v=1728550743"},{"product_id":"4-0003","title":"Tosa Keisaku Fishing Special Fishing Hook, 2.4 inches (3mm), for Mutsu Fishing, Medium Shake, Holed, Stainless Steel","description":"\u003cp\u003eThis was made in response to a request for a smaller, thinner lure for rockfish fishing, with no rings!\u003c\/p\u003e\n\u003cp\u003e When it reaches this size, it can be used for more than just grouper (called ara in Kyushu).\u003c\/p\u003e\n\u003cp\u003e The needle tip is also longer than that of a regular Mutsu.\u003c\/p\u003e\n\u003cp\u003e The hole diameter without ring is approximately 2.5 mm.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41804171346006,"sku":"4-0003","price":2000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/guide-093_5be08788-c84a-4e24-a301-4525f8e5a660.jpg?v=1728550700"},{"product_id":"4-0011","title":"Tosa Keisaku Fishing Special Fishing Hook, 3.0 Sun (4.6mm), Round, Ultra-Low Vibration, with Ring, Stainless Steel","description":"\u003cp\u003eThe ever-popular round swing is the smallest standard.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41928082260054,"sku":"4-0011","price":2600.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/turibari20241111_g-024.jpg?v=1731999365"},{"product_id":"4-0013","title":"Tosa Keisaku Fishing Special Fishing Hook, 2.6 inches (4mm), Round, Ultra-Low Vibration, with Ring, Stainless Steel","description":"\u003cp\u003eIt is the same thickness as the 2.4-inch model. However, because the size is larger, it doesn't feel as chunky as the 2.4-inch model.\u003c\/p\u003e\n\u003cp\u003e This one is round and has the smallest swing.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41928082587734,"sku":"4-0013","price":2400.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/turibari20241111_g-028.jpg?v=1731999372"},{"product_id":"4-0014","title":"Tosa Keisaku Fishing Special Fishing Hook, 2.8 inches (4.3 mm), Round, Ultra-Low Vibration, with Ring, Stainless Steel","description":"\u003cp\u003eThe No. 13 type is the most popular, but the round type remains very popular.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41928082948182,"sku":"4-0014","price":2500.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/turibari20241111_g-022.jpg?v=1731999375"},{"product_id":"4-0015","title":"Tosa Keisaku Fishing Special Fishing Hook, 3.0 Sun (4.6mm), Round, Large, with Ring, Stainless Steel","description":"\u003cp\u003eThe ever-popular round swing is the largest standard.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41928082980950,"sku":"4-0015","price":2600.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/turibari20241111_g-031.jpg?v=1731999378"},{"product_id":"4-0016","title":"Tosa Keisaku Fishing Special Fishing Hook, 2.6 inches (4 mm), Large Round Hook with Ring, Stainless Steel","description":"\u003cp\u003eIt is the same thickness as the 2.4-inch model. However, because the size is larger, it doesn't feel as chunky as the 2.4-inch model.\u003c\/p\u003e\n\u003cp\u003e This one is round and has the largest swing.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41928083046486,"sku":"4-0016","price":2400.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/turibari20241111_g-020.jpg?v=1731999382"},{"product_id":"4-0017","title":"Tosa Keisaku Fishing Special Fishing Hook, 4.2 inches (5 mm), Large Round Hook with Ring, Stainless Steel","description":"\u003cp\u003eThis is a size commonly used by ocean-going tuna longline boats.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":41928083112022,"sku":"4-0017","price":3500.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/turibari20241111_g-034.jpg?v=1731999385"},{"product_id":"4-0018","title":"Tosa Keisaku Fishing Special Fishing Hook, 2.6 inches (4.0 mm), for Mutsu Fishing, with Intermediate Swing and Ring, Stainless Steel","description":"\u003cp\u003eIt's called rockfish fishing, but it has nothing to do with the fish called rockfish.\u003c\/p\u003e","brand":"小松啓作商会","offers":[{"title":"Default Title","offer_id":42058275553366,"sku":"4-0018","price":2400.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/R62_9688.jpg?v=1737185695"},{"product_id":"4-0019","title":"3.6 inch (3.0 mm) Mutsu Fishing Intermediate Shake with Ring, Stainless Steel","description":"\u003cp\u003eThis is a version of the popular 3.6 inch (3.7 mm) product with a narrower linearity of 3.0 mm.\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":42202273087574,"sku":"4-0019","price":2200.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/pch20250203-295.jpg?v=1742622473"},{"product_id":"4-0020","title":"5.2 inch (4.0 mm) Trolling Special Fishing Hook, Stainless Steel","description":"\u003cp\u003eWe manufacture and sell these lures specifically for trolling fishing, not for trolling line fishing.\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003eWire diameter before pressing (4.0 mm)\u003c\/span\u003e \u003cspan\u003e→ Wire diameter after pressing (approx. 4.5 mm)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e \u003cspan\u003eSpecial ring inner diameter 6-7mm\u003c\/span\u003e\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":42202278789206,"sku":"4-0020","price":4000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/pch20250203-299.jpg?v=1742623044"},{"product_id":"4-0021","title":"3.2 inch (3.7 mm) Mutsu Fishing Intermediate Swing with Ring, Stainless Steel","description":"\u003cp\u003eThis is a smaller version of the popular 3.6 inch (3.7mm) model, with the same linearity.\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":42210528624726,"sku":"4-0021","price":2000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/ts-331.jpg?v=1743324803"},{"product_id":"4-0022","title":"3.2 inch (3.3 mm) Mutsu Fishing Intermediate Swing with Ring, Stainless Steel","description":"\u003cp\u003eThis is a thinner, smaller version of the popular 3.6 inch (3.7mm) wire.\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":42210534326358,"sku":"4-0022","price":2000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/ts-328.jpg?v=1743324993"},{"product_id":"4-0023","title":"2.4 inch (3.5 mm) Nagashi Shallow Fishing Rod, Intermediate Swing, with Ring, Stainless Steel","description":"\u003cp\u003eThis item is only available for sale online.\u003c\/p\u003e\n\u003cp\u003e According to our company standards, we handle Nagashi fishing from 2.2 inches and above, divided into shallow and deep types.\u003c\/p\u003e\n\u003cp\u003e The usual 2.4 sun (4.0 mm) has been narrowed to 2.4 sun (3.5 mm), making the depth of the rod for long line fishing shallower than usual (shallow type).\u003c\/p\u003e\n\u003cp\u003e We have received comments such as, \"It might be easier to hook if it's a little thinner\" or \"It might be easier to hook if it's a little shallower.\"\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":42367985647702,"sku":"4-0023","price":2300.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/ks20250609-036.jpg?v=1749446609"},{"product_id":"4-0024","title":"2.0 inch (2.1 mm) Holo Fishing Kyushu Type Steel","description":"\u003cp\u003eThis is double fishing, which is what is called double hook fishing in leisure activities.\u003c\/p\u003e\n\u003cp\u003e We call it holo fishing.\u003c\/p\u003e\n\u003cp\u003e Even when I asked the chairman why it was named like that, he said it was unclear.\u003c\/p\u003e\n\u003cp\u003e The Kyushu type has needle tips that point inward.\u003c\/p\u003e\n\u003cp\u003e Unlike other stainless steels, this standard is made of steel and is tin-plated.\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":42367988727894,"sku":"4-0024","price":900.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/ks20250609-048_e8ebda00-a118-40c1-a01e-02c534dc1ba1.jpg?v=1749531258"},{"product_id":"4-0025","title":"2.0 inch (2.1 mm) triple-layer steel fishing rod","description":"\u003cp\u003eThis is double fishing, which is what is called double hook fishing in leisure activities.\u003c\/p\u003e\n\u003cp\u003e We call it holo fishing.\u003c\/p\u003e\n\u003cp\u003e Even when I asked the chairman why it was named like that, he said it was unclear.\u003c\/p\u003e\n\u003cp\u003e The triple type has needle tips facing outward.\u003c\/p\u003e\n\u003cp\u003e Unlike other stainless steels, this standard is made of steel and is tin-plated.\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":42367990595670,"sku":"4-0025","price":900.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/ks20250609-053.jpg?v=1749447031"},{"product_id":"4-0026","title":"2.4 inch (3.5 mm) Round, Ultra-Low Vibration, with Ring, Stainless Steel (Pack of 10)","description":"\u003cp\u003e\u003cspan\u003e\"Is there a standard type that is thinner than 2.4 sun (4.0 mm)?\"\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003eSo we received some feedback.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003eIt's just a prototype for now.\u003c\/span\u003e\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":43497756360790,"sku":"4-0026","price":2300.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/ks20251022-019.jpg?v=1761105662"},{"product_id":"4-0027","title":"3.8 inch (4.0 mm) Stainless Steel Mutsu Fishing Rod with Large Hole (Pack of 5)","description":"\u003cp\u003eThe first in a series supervised by Naniwa Fishing \u0026amp; Leisure in Tanabe City, Kishu.\u003c\/p\u003e\n\u003cp\u003e This product was manufactured at the request of a fishing tackle shop that also carries a wide range of grouper fishing equipment.\u003c\/p\u003e\n\u003cp\u003e We have deliberately not attached a ring and made the hole diameter larger than standard (approximately 3.7 mm).\u003c\/p\u003e\n\u003cp\u003e In terms of sizes from other manufacturers, this would be around size 35.\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":43497784803414,"sku":"4-0027","price":1500.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/ks20251022-025.jpg?v=1761106133"},{"product_id":"4-0028","title":"4.2 inch (4.6 mm) Stainless Steel Shaft for Mutsu Fishing, Large Hole (Pack of 5)","description":"\u003cp\u003eThe second installment in the series supervised by Naniwa Fishing \u0026amp; Leisure in Tanabe City, Kishu.\u003c\/p\u003e\n\u003cp\u003e This product was manufactured at the request of a fishing tackle shop that also carries a wide range of grouper fishing equipment.\u003c\/p\u003e\n\u003cp\u003e We have deliberately not attached a ring and made the hole diameter larger than standard (approximately 3.7 mm).\u003c\/p\u003e\n\u003cp\u003e In terms of sizes from other manufacturers, this would be around size 40.\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":43497883631702,"sku":"4-0028","price":1700.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/ks20251022-031.jpg?v=1761106564"},{"product_id":"4-2029","title":"3.2 inch (3.0 mm) Stainless Steel Intermediate Shake with Ring for Mutsu Fishing (Pack of 10)","description":"\u003cp\u003e\u003cspan data-sheets-root=\"1\"\u003eWe have also adopted a wire diameter of 3.0 mm for the 3.2 inch size.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cspan data-sheets-root=\"1\"\u003eI thought the same thing with the 3.6 inch size, but the 3.0mm size makes it look smarter (this is my personal opinion).\u003c\/span\u003e\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":43575513677910,"sku":"4-2029","price":2200.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/ks20251022-061.jpg?v=1762231538"},{"product_id":"4-2030","title":"2.4 inch (3.0 mm) Stainless Steel Intermediate Shake with Ring for Mutsu Fishing (Pack of 10)","description":"\u003cp\u003e\u003cspan data-sheets-root=\"1\"\u003eWe received a request for a ring to be attached to this standard hole.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cspan data-sheets-root=\"1\"\u003eMaybe the unique quirk will be a little better if it comes with a ring (which gives it more play)?\u003c\/span\u003e\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":43575523737686,"sku":"4-2030","price":2200.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/ks20251022-058.jpg?v=1762231959"},{"product_id":"4-2032","title":"2.8寸(3.0mm) クエ釣先長 振り無し リング付 ステンレス製（5本入り）","description":"\u003cp\u003e\u003cspan data-sheets-root=\"1\"\u003eぶっこみ、泳がせ、ルアー等、汎用性が高くなるようなサイズ＆線径＆形状で作ってみました。\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-sheets-root=\"1\"\u003eフトコロ幅 約24mm　重量 約4.3g\u003c\/span\u003e\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":43661788151894,"sku":"4-2032","price":1400.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/ks20251118-019.jpg?v=1763680253"},{"product_id":"4-2031","title":"1.8寸(3.0ｍｍ) マグロナワ釣 振り無し リング付 ステンレス製（10本入り）","description":"\u003cp\u003e\u003cspan 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Title","offer_id":43661813383254,"sku":"4-2033","price":1600.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/ks20251022-031_8e88bbdc-d731-4efb-aa7b-c1a3f87f3006.jpg?v=1763681213"},{"product_id":"4-2034","title":"2.4寸(3.0mm) クエ釣先長 振ナシ リング付 ステンレス製 (5本入り)","description":"\u003cp\u003e\u003cspan data-sheets-root=\"1\"\u003e2.8寸からサイズだけダウンさせました。\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-sheets-root=\"1\"\u003eフトコロ幅　約21mm　重量　約3.6g\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"土佐啓作釣","offers":[{"title":"Default Title","offer_id":43721376399446,"sku":"4-2034","price":1500.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5724\/3990\/files\/ks20251205-015.jpg?v=1765255133"},{"product_id":"4-2035","title":"3.2寸(3.0mm) ムツ釣 中間振 特カン ステンレス製 (10本入り)","description":"\u003cp\u003e\u003cspan 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