Maiden Bomb Invaders is a free JRPG made by Kanao (Kanashimi Hocchikisu). This game serves as a retelling of Towelket 5, with a primary focus on the Bomb Maidens from the earlier entries. The narrative takes a slight twist to introduce new plots and characters. As a spin-off of the main series Towelket One More Time, it references elements and features characters from the previous entries. It is suggested to play at least Towelket 1 and Towelket 5 to fully understand it.

A strange man who claims to be an alien searches for a girl from Earth he met long ago... A boy on Earth, reliving the same day for the last 103 days, gets picked up before school by his childhood friend again today... A scientist, determined to dig down to Earth's core in search of a mystical being, has just finished creating her newest robot model... A space detective and her cute assistant investigate a horrific incident just reported to them... And a group of maidens, skilled in doing all sort of odd jobs throughout space, prepares to triumph at the casino! Well, except for Ricecake, who's on the lookout for a nice gentleman to sweep her off her feet.