SSSS.Dynazenon

SSSS.Dynazenon is an anime series that aired in 2021 as the second installment of the Gridman Universe franchise.

The story follows Yomogi Asanaka, a first-year high school student who one day encounters a strange young man named Gauma, who claims he is a "Kaiju User". Gauma is able to summon the giant robot Dynazenon to battle Kaiju when the city is attacked, and gains copilots in Yomogi, his classmate Yume Minami, and local NEET Koyomi Yamanaka when they are caught up in the battle. Together, they must now uncover the mysteries surrounding the Kaiju attacks and Dynazenon itself, while putting a stop to the mysterious group behind the Kaiju attacks, known as the "Kaiju Eugenicists".

OP
Gauma is featured.

Episode 2
Gauma joins Yomogi in the bathtub.

Episode 5
Chise secures tickets for everyone to visit the Tokyo Beach Land water park, with Sizumu being invited by Yume and the other Kaiju Eugenicists also showing up on their own.

Episode 8
Gauma gets paint on his face thanks to a Kaiju, and later he undresses.

Episode 10
Gauma relieves painful memories from 5000 years ago.

Episode 11
Gauma's bandages are torn off.

Episode 12
Gauma battles the Kaiju wearing a shirtless jacket.