ブラックボックスでした
burakkubokkusudeshita
1. It was a black box.
Noun
#734009
1. It was a black box.
1. pupil; disciple
1. deci-; 10^-1
1. becoming a pupil (of); becoming an apprentice
1. juke-box
1. minivan; people-mover
1. thank you for the meal; that was a delicious meal
1. Was a green onion.