ブラックボックスじゃありません
burakkubokkusujārimasen
1. It is not a black box.; It's not black box.
Noun
#57276
1. It is not a black box.; It's not black box.
1. (common) cold; influenza
1. snake
2. serpent; large snake
1. then; well
1. hedge
1. journal; log