バックストロークじゃありません
bakkusutorōkujārimasen
1. It is not a backstroke.
Noun
#327653
1. It is not a backstroke.
1. bag
1. (common) cold; influenza
1. stroke (of a racket, in swimming, etc.)
1. snake
2. serpent; large snake
1. vast; huge
2. malva nut (Scaphium affine)
1. then; well
1. shoulder bag