Where does “国技館” come from?

国技館 (Japanese) comes from Japanese 館, from Japanese 立ち, from Japanese 立つ, from Proto-Japonic tatu.

Ancestry of “国技館”, step by step

国技館 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesea roofed structure on a boat, shaped like a...
2Japanese立ちstanding, standing up; standing; starting,...
3Japanese立つto stand, to stand up, to rise; to depart; to...
4Proto-Japonictatu

via Japanese 国技

StepLanguageWordMeaning
1Japanese国技national sport
Every word from Proto-Japonic tatuEvery word from Japanese 立つEvery word from Japanese 立ち