Provide a zen moment in your classroom through some mindful colouring/coloring of samurai helmets, kabuto. This would complement topics on Japan, Feudal Japan, Bushido, Asian Studies, World History, Warriors and Art.
Here are some other supporting resources you maybe interested in -
Japanese Castles/Feudal Japan:
Stock Photos - Sensei-tional Japanese Castles Bundle
21 Sensei-tional Feudal Japanese Castles Photo Bundle
Printable/BLMs - Knowing Japan (Language, Literacy + Culture)
BLMs for Japanese Language, Intercultural & Literacy Activities: Knowing Japan 日本