These are some very nice 35-40cm Nisai Japanese koi (2 year old koi) from Marusei Koi Farm.
This is a WYSIWYG (what you see is what you get) box, which means that all of the 10 koi you see in the picture and video will be available for sale. This box contains (2) Hi Utsuri, (1) Showa, (1) Kohaku, (1) Sanke, (1) Mukashi Ogon, (1) Orenji, (1) Ginrin Karashi, (1) Kujaku and (1) Kin Matsuba.
Marusei Koi Farm is one of the largest koi farms in the Niigata region. Originally founded by Seitaro Hirasawa, the farm is now run by his son Yoshiyuki. They have become well known their varieties of koi such as Go-Sanke, Kujaku, Hi-Utsuri, Chagoi, Shusui, Benigoi, Mizuho Ogon, Asagi, Aka Matsuba, Yamabuki, Karashigoi, Kinmatsuba and others.