サンクコストじゃありません
sankukosutojārimasen
1. It is not a sunk cost.
Noun
#232633
1. It is not a sunk cost.
1. cost
1. (common) cold; influenza
1. snake
2. serpent; large snake
1. then; well
1. hedge
1. journal; log
1. believer; adherent
2. fanboy; fanatic