Kusanagi Shouichi has thorough knowledge of Playmaker's deck. To protect his little brother Jin, Kusanagi launches relentless attacks against Playmaker.
I'm sorry.  It's because 
I'm not strong enough.
Das tut mir leid …
Ich war nicht stark genug …
Lo siento.
No fui lo suficientemente fuerte.
Me desculpe, é porque me faltou forças.