電車 でんしゃ どう相撲 すもうじゃないです
densha dō sumōjanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 電車道相撲

1. It's not sumo on a train track.; It's not a match for something trivial.

Negative
Polite
Casual Register
Sumo