Ottoman - Recommendations

• Vol: 8+; Ch: 62+
• 2020 - ?

With the highest kaiju-emergence rates in the world, Japan is no stranger to attack by deadly monsters. Enter the Japan Defense Force, a military organization tasked with the neutralization of kaiju. Kafka Hibino, a kaiju-corpse cleanup man, has always dreamed of joining the force. But when he gets another shot at achieving his childhood dream, he undergoes an unexpected transformation. How can he fight kaiju now that he’s become one himself?!

• Vol: 3; Ch: 18
• 2015 - 2017

Victims of a lethal bus plunge wake in a schoolroom where an ominous black sphere announces Your lives have ended. How you use your new lives is entirely up to me. Thus, a new Gantz team is sent to fight bizarre aliens that will show how the dead can die!

• Vol: 2+; Ch: 13+
• 2018 - ?

• Vol: 2; Ch: 19
• 2002 - 2004

In the near-future on planet Earth, a world gone mad where never-ending war is a fact of life, Kirio is the coolest kid at school. Up in the sky, a giant robot is fighting a fleet of gunships, but the brilliant and distant Kirio is far from fazed - until the battling 'bot makes an unexpected landing in Kirio's front yard and rings the bell. But the worst threat for Kirio could be what stands on the other side of the door: an alien invader robot with the face of an adorable girl!

• Vol: 4; Ch: 20
• 2000 - 2001

Many children mysteriously disappear in 2005. This is called it the "Reasal Phenomenon." A few children came back with tails on their behinds. One of them was Hana Yamaguchi. Hana calls upon children with tails and creates the "Macro Cosmic Invincible Legion of Kids."These children can go freely back and forth from one world to another and with such special powers, they save missing children. But then, the Ali Troops invade this world. This is a fascinating science fiction drama about the wonders of the universe.

• Vol: 1; Ch: 7
• 2002

The girls have finally graduated 6th grade and are now in Junior High...but are they really prepared for the challenges that await them? There's a new girl in town and she seems to be hosting an entirely different kind of alien. Is she a new ally, or will she be Earth's latest threat?

• Vol: 1; Ch: 4
• 2007 - 2008

This is the tale of a boy whose mother was killed in a meteor strike on their island home 6 months ago – something everyone knows was the crashing of an alien ship but no one will confirm – who one day quite literally has a girl drop out of the sky on him. She at first takes him hostage from people hunting her but it eventually comes out that she’s from outer space and if there’s one thing that this boy’s mother taught him, it is to NOT leave a damsel in distress…

• Vol: 1; Ch: 8
• 2011

Ruerune, a high school boy with the ability to sense alien creatures, and Pi, a girl science geek, set up an "X-file"-ish club to help the inhabitants of an alien world.

• Vol: 1; Ch: 5
• 2017

A novelist encounters something similar to their character... an alien?

• Vol: 1+; Ch: 21+
• 2021 - ?

On his way back to his home planet, Pokomuu, the spaceship breaks down and Mumurin tries to take off in an emergency. He ends up in the room of Kota, a Japanese elementary school student.