Which Koi breeds come in White?

Club breed standards describe White for the Koi.

Koi color

White

White hair, feathers, skin, horn or shell. A white coat can still have dark eyes and dark skin; compare albino and leucistic.

8 Koi breeds list White. It is in a club standard for 6 breeds.

Breed	JNPA
KoiKohaku	Standard (“white body (white background)”)
KoiSanke	Standard (“white body”)
KoiShowa	Standard (“white imprints”)
KoiBekko	Standard (“Shiro-bekko: white body”)
KoiUtsuri	Standard (“Shiroutsuri: white imprints”)
KoiAsagi	Standard (“white or candy-colored head”)

Breed
Koi
KoiButterfly

How White can appear or change over an animal's life.