Manga Konnichiwa Kaiju-Kun (2019)

Prepare for a J-Popzilla blend of retro-manga delight! Japan, the early 1970s: The idol phenomenon has begun, and the competition between talents in the industry is very intense. One top group, a trio of sisters, is eager for promised fame and fortune, but first must follow an odd order from their CEO: Join the Earth Defense Force and titanic hero Ultra38 to protect Earth from giant monsters!