
aimai
曖昧:
Ambiguity (in expressing love)

shudan ishiki
(集団意識):
Group consciousness / collectivism

sempai /
(先輩):
Senior

moe

hikikomori
(引きこもり):
Shut-in

konjyo
(根性):
Grit / determination

bushido
(武士道):
The way of the samurai (bushi)