Type 100 could refer to:
- Type 100 submachine gun, a Japanese submachine gun used during World War II
- Type 100 rifle, one of three variants of the Japanese TERA takedown rifles
- Type 100 machine gun, a Japanese aircraft-mounted machine gun
- Type 100 flamethrower, a Japanese flamethrower used during World War II
This disambiguation page lists and links articles and pages that either have the same names, or use similar terms in their context.