With his mom suddenly being out of commission, Daigo has no choice but to go practice catching fast balls at the batting center. While there, the ex Major-Leaguer Satou Toshiya's appearance stuns Daigo! Not only was he the excellent player who formed a battery with his father, but he also happens to be Hikaru's father. Apparently Daigo's father Gorou asked Toshiya to check up on him. And right away, Toshiya begins coaching Daigo at the batting center.
You're using muscles that
you don't usually use much.
.أنت تستعمل عضلات لا تستعملها كثيرًا
Du setzt die Muskeln sonst
sicher nicht oft ein.
Son músculos que no usabas mucho.
Son músculos que no usabas mucho.
Tu n’utilises pas
ces muscles, d’habitude,
Usi dei muscoli che di solito 
non sono molto sollecitati.
São músculos que normalmente
não são muito usados.
Ты редко задействуешь эти мышцы.