Sponsors are the financial backbone of sumo stables. Raijin stable's sponsor is the chairman of the board and administrator of a huge hospital, Ueda-sensei. Master Raijin, Inokawa and Tatsunokawa get invited to Ueda-sensei's daughter's wedding, but the two main wrestlers are in Hawaii on a sumo-tour. Master decides to take Matsutaro to the wedding instead, but ... what a dangerous decision for the master to make.
That's why he's suddenly 
making me marry him today.
Deswegen soll ich ihn plötzlich
heute noch heiraten.
Por eso hace que me case 
con él tan de repente.
Por eso hace que me case 
con él tan de repente.
Por isso querem que eu me case com ele hoje.