kamen rider den-o (plat form)

Plat Form (プラットフォーム, Puratto Fōmu) is Den-O's most basic default form undersuit, and for a long while, Ryotaro's default form. This is because of his meek personality not generating enough willpower to give himself a proper Den-O form

This tag implicates kamen_rider_den-o (learn more).