Three Haimaru Brothers

The are the triplet canine companions of Hana Inuzuka.

The three canines were first seen during Orochimaru's invasion of Konoha. Alongside Tsume Inuzuka, Kuromaru, and Hana, they aided in the fight against the invading Sand and Sound shinobi. They also made an appearance alongside Hana in the anime-only filler episode Kiba's Long Day, in Part I.

Trivia

 * The 'Hai' in the name Haimaru means 'ash' or the color 'gray', (as their name suggests, their fur is gray,) and 'maru' meaning 'perfection' or 'full circle' is a common suffix for Japanese male names.