Love Is What Matters!
The wood chopping-obsessed Gora has gone missing, leaving wood unchopped! Yumoto and his "senpais" search fervently for Gora, but can't find a single clue as to his whereabouts. A dejected Defense Club returns to the bath to relax, where they receive an unexpected visitor...
Aired 16/09/2016EP 11 - Love Is What Matters!

Cute High Earth Defense Club LOVE! LOVE!
Teenage boys are notoriously lazy, and the members of Binan High School's Earth Defense Club are no exception. Their definition of “earth defense” is bumming around all day at the local bathhouse. But when a pink wombat appears out of thin air and begs the boys to help him save the planet, even the idlest high schoolers jump to action. Watch the magical boys transform and save the earth with the power of LOVE!
(Source: FUNimation)
Note: Second season of Binan Koukou Chikyuu Bouei-bu LOVE!