He has a little brother that looks like a mini version of him and the same personality .
Yasuda is the weakest when it comes to physical prowess , but his intelligence continues to surprise everyone and aids the group solving many problems .
Yasuda has a little brother that looks like a mini version of him and the same personality .
Yasuda is the weakest when it comes to physical prowess , but his intelligence continues to surprise everyone and aids the group solving many problems .