These family crests (In Japanese, KAMON) are called 'Cho-Mon' in JAPAN.
|Ikeda facing butterflies||Oda butterfly||Paper butterfly||Three butterflies||Three butterflies with mokko|
|Ageha Butterfly||Bizen butterfly||Facing butterflies||Facing butterflies(1)||Fusen-style butterlfy||Fusen-style butterlfy with rhombic flower|
Butterfly have been used in patterns since the Nara Period. These designs were used not only for clothes and furnishings but also for armor, helmet, and other battle gear. Both samurai and court nobles loved butterfly designs. (From 'Family Crests of Japan' ICG Muse, Inc.2001)