After losing the final, things are looking grim at Seido. Haruichi has locked himself in his room. "Somewhere in my heart, I was waiting for this day." Maezono tells him how he feels. After Maezono's eye-opening remark, Haruichi rises and grabs a bat.
so you can feel bad from 
the bottom of your heart.
also kannst du von ganzem Herzen traurig sein.