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.
it has been decided that we will be 
pounding mochi at the wedding reception.
wurde beschlossen, dass wir
für den Hochzeitsempfang
decidió que golpeemos el mochi en
decidió que golpeemos el mochi en
decidiu-se que nós vamos socar 
moti na festa recepção do casamento.