{"title":"Butterfly Koi For Sale","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eButterfly Koi, also known as Longfin Koi, are characterised by their long, flowing fins and graceful appearance in the pond.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOur selection of Butterfly Koi for sale includes individually listed koi alongside our popular Butterfly Koi mixes. We source Japanese Butterfly Koi from specialist breeders in Japan, with a range of varieties, colours, sizes and price points available throughout the season.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBrowse our current Butterfly Koi for sale below. Individually listed koi can be selected directly, while our Butterfly Koi mixes offer a great way to add a varied selection of longfin koi to your pond.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"15-18cm-japanese-butterfly-koi-tosai-koi-mix","title":"15-18cm Japanese Butterfly Koi Tosai Koi Mix","description":"\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003ePlease note that, due to the popularity of this mix throughout the season, the photographs shown were taken earlier this year and are intended to illustrate the type and variety of koi available, rather than the exact fish currently in the tank. The current mix remains a colourful selection \u003c\/span\u003e\u003cspan\u003eselected from the fish available at the time of ordering. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"541\" data-start=\"396\"\u003eThese Japanese Butterfly Koi have been selected from two of Japan’s best-known producers of longfin koi — \u003cstrong data-end=\"540\" data-start=\"502\"\u003eYamasan Koi Farm and Suda Koi Farm\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"748\" data-start=\"543\"\u003eWith their flowing fins and bright metallic colours, Butterfly koi are a striking addition to any pond. This mixed selection includes koi from both breeders and offers a varied mix of colours and patterns.\u003c\/p\u003e\n\u003cp data-end=\"748\" data-start=\"543\"\u003eMany of these koi were introduced in our recent blog about \u003cstrong data-end=\"1292\" data-start=\"1222\"\u003e\u003ca title=\"info our sourcing our Suda Butterfly koi\" href=\"https:\/\/www.byerkoifarm.co.uk\/blogs\/blog\/suda-butterfly-koi-join-our-japanese-tosai-in-the-koi-shop\"\u003eSuda \u003c\/a\u003e\u003c\/strong\u003e and\u003cstrong data-end=\"1292\" data-start=\"1222\"\u003e \u003ca title=\"info about our Yamasan butterfly koi range\" href=\"https:\/\/www.byerkoifarm.co.uk\/blogs\/blog\/japanese-tosai-butterfly-koi-baby-koi-arriving-for-spring-2026-byer-koi-farm-uk\"\u003eYamasan Japanese Butterfly Tosai arriving for Spring 2026\u003c\/a\u003e\u003c\/strong\u003e\u003ca title=\"info about our Yamasan butterfly koi range\" href=\"https:\/\/www.byerkoifarm.co.uk\/blogs\/blog\/japanese-tosai-butterfly-koi-baby-koi-arriving-for-spring-2026-byer-koi-farm-uk\"\u003e.\u003c\/a\u003e\u003c\/p\u003e\n\u003cp data-end=\"794\" data-start=\"750\"\u003eEach koi measures approximately \u003cstrong data-end=\"793\" data-start=\"782\"\u003e15–18cm\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"932\" data-start=\"796\"\u003eOnline orders are selected personally by \u003cstrong data-end=\"855\" data-start=\"837\"\u003eAdam or Amanda\u003c\/strong\u003e, using our experience to choose a balanced and attractive mix from the tank.\u003c\/p\u003e","brand":"Byer Koi Farm","offers":[{"title":"1 Koi","offer_id":55492582179192,"sku":null,"price":60.0,"currency_code":"GBP","in_stock":true},{"title":"3 Koi","offer_id":55492582211960,"sku":null,"price":150.0,"currency_code":"GBP","in_stock":true},{"title":"5 Koi","offer_id":55492582244728,"sku":null,"price":200.0,"currency_code":"GBP","in_stock":true},{"title":"10 Koi","offer_id":55492582277496,"sku":null,"price":350.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0040\/4275\/2111\/files\/butterfly_collage_perfect_match.jpg?v=1772822411"},{"product_id":"28cm-butterfly-yamasan-ref-aug024","title":"28cm Butterfly (Yamasan) REF - AUG024","description":"\u003ch3\u003eWatch this koi\u003c\/h3\u003e\u003cdiv style=\"max-width:560px;margin:0 0 20px 0;\"\u003e\u003cdiv style=\"position:relative;width:100%;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/VKCC6-_y--Y\" title=\"Bowl 6 koi preview video\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/div\u003e\u003ch3\u003eAbout this koi\u003c\/h3\u003e\u003cp\u003eThis 28cm Butterfly was bred by Yamasan and spawned in 2024. It is classified by BKF as Nisai.\u003c\/p\u003e\u003ch3\u003eProduct details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariety:\u003c\/strong\u003e Butterfly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreeder:\u003c\/strong\u003e Yamasan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 28cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSex:\u003c\/strong\u003e Unsexed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkin type:\u003c\/strong\u003e Butterfly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBKF specialty:\u003c\/strong\u003e Nisai\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear spawned:\u003c\/strong\u003e 2024\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e AUG024\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Byer Koi Farm","offers":[{"title":"Default Title","offer_id":55626830905720,"sku":"AUG024","price":95.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0040\/4275\/2111\/files\/Adam_Byer_Koi_Farm_Premium_Individual_Koi_2026_AUG024.jpg?v=1786121464"},{"product_id":"26cm-butterfly-yamasan-ref-aug025","title":"26cm Butterfly (Yamasan) REF - AUG025","description":"\u003ch3\u003eWatch this koi\u003c\/h3\u003e\n\u003cdiv style=\"max-width: 560px; margin: 0 0 20px 0;\"\u003e\n\u003cdiv style=\"position: relative; width: 100%; padding-bottom: 56.25%; height: 0; overflow: hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/VKCC6-_y--Y\" title=\"Bowl 6 koi preview video\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eAbout this koi\u003c\/h3\u003e\n\u003cp\u003eThis 26cm Butterfly was bred by Yamasan and spawned in 2024. It is classified by BKF as Nisai.\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariety:\u003c\/strong\u003e Butterfly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreeder:\u003c\/strong\u003e Yamasan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 26cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSex:\u003c\/strong\u003e Unsexed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkin type:\u003c\/strong\u003e Butterfly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBKF specialty:\u003c\/strong\u003e Nisai\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear spawned:\u003c\/strong\u003e 2024\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e AUG025\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Byer Koi Farm","offers":[{"title":"Default Title","offer_id":55626830938488,"sku":"AUG025","price":95.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0040\/4275\/2111\/files\/Adam_Byer_Koi_Farm_Premium_Individual_Koi_2026_AUG025.jpg?v=1786121429"},{"product_id":"27cm-butterfly-yamasan-ref-aug026","title":"27cm Butterfly (Yamasan) REF - AUG026","description":"\u003ch3\u003eWatch this koi\u003c\/h3\u003e\u003cdiv style=\"max-width:560px;margin:0 0 20px 0;\"\u003e\u003cdiv style=\"position:relative;width:100%;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/VKCC6-_y--Y\" title=\"Bowl 6 koi preview video\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/div\u003e\u003ch3\u003eAbout this koi\u003c\/h3\u003e\u003cp\u003eThis 27cm Butterfly was bred by Yamasan and spawned in 2024. It is classified by BKF as Nisai.\u003c\/p\u003e\u003ch3\u003eProduct details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariety:\u003c\/strong\u003e Butterfly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreeder:\u003c\/strong\u003e Yamasan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 27cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSex:\u003c\/strong\u003e Unsexed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkin type:\u003c\/strong\u003e Butterfly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBKF specialty:\u003c\/strong\u003e Nisai\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear spawned:\u003c\/strong\u003e 2024\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e AUG026\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Byer Koi Farm","offers":[{"title":"Default Title","offer_id":55626830971256,"sku":"AUG026","price":95.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0040\/4275\/2111\/files\/Adam_Byer_Koi_Farm_Premium_Individual_Koi_2026_AUG026.jpg?v=1786121431"},{"product_id":"28cm-butterfly-yamasan-ref-aug027","title":"28cm Butterfly (Yamasan) REF - AUG027","description":"\u003ch3\u003eWatch this koi\u003c\/h3\u003e\u003cdiv style=\"max-width:560px;margin:0 0 20px 0;\"\u003e\u003cdiv style=\"position:relative;width:100%;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/VKCC6-_y--Y\" title=\"Bowl 6 koi preview video\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/div\u003e\u003ch3\u003eAbout this koi\u003c\/h3\u003e\u003cp\u003eThis 28cm Butterfly was bred by Yamasan and spawned in 2024. It is classified by BKF as Nisai.\u003c\/p\u003e\u003ch3\u003eProduct details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariety:\u003c\/strong\u003e Butterfly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreeder:\u003c\/strong\u003e Yamasan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 28cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSex:\u003c\/strong\u003e Unsexed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkin type:\u003c\/strong\u003e Butterfly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBKF specialty:\u003c\/strong\u003e Nisai\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear spawned:\u003c\/strong\u003e 2024\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e AUG027\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Byer Koi Farm","offers":[{"title":"Default Title","offer_id":55626831004024,"sku":"AUG027","price":95.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0040\/4275\/2111\/files\/Adam_Byer_Koi_Farm_Premium_Individual_Koi_2026_AUG027.jpg?v=1786121454"},{"product_id":"25cm-butterfly-yamasan-ref-aug028","title":"25cm Butterfly (Yamasan) REF - AUG028","description":"\u003ch3\u003eWatch this koi\u003c\/h3\u003e\u003cdiv style=\"max-width:560px;margin:0 0 20px 0;\"\u003e\u003cdiv style=\"position:relative;width:100%;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/VKCC6-_y--Y\" title=\"Bowl 6 koi preview video\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/div\u003e\u003ch3\u003eAbout this koi\u003c\/h3\u003e\u003cp\u003eThis 25cm Butterfly was bred by Yamasan and spawned in 2024. It is classified by BKF as Nisai.\u003c\/p\u003e\u003ch3\u003eProduct details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariety:\u003c\/strong\u003e Butterfly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreeder:\u003c\/strong\u003e Yamasan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 25cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSex:\u003c\/strong\u003e Unsexed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkin type:\u003c\/strong\u003e Butterfly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBKF specialty:\u003c\/strong\u003e Nisai\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear spawned:\u003c\/strong\u003e 2024\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e AUG028\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Byer Koi Farm","offers":[{"title":"Default Title","offer_id":55626831036792,"sku":"AUG028","price":95.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0040\/4275\/2111\/files\/Adam_Byer_Koi_Farm_Premium_Individual_Koi_2026_AUG028.jpg?v=1786121459"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0040\/4275\/2111\/collections\/Butterfly_Koi_Group_Picture.jpg?v=1786210548","url":"https:\/\/www.byerkoifarm.co.uk\/collections\/butterfly-koi-for-sale.oembed","provider":"Byer Koi Farm","version":"1.0","type":"link"}