[AAU, takes elements from ZETMAN and Bakemonogatari] Mio and Maria weren't the only persons trying to hide things in the Hyoudou household. Hyoudou Nadeko would love to keep the fact that the first friend she ever made was Kanzaki Jin a secret for eternity, but unfortunately things don't quite work out how she expected... IsseixHarem, Powerful Ikari Shinji, Competent Arcane

It's been two years since Third Impact was stopped by a certain Ikari son. Yashio 'Issei' Kaito just wanted a break from it all, plus avoiding premature fatherhood due to the circumstances he found himself in. So why did he get dragged into more supernatural stuff? Smart!IsseixHarem, ZETMAN version of Ikari Shinji ala Karuodara. Megacrossover.

After the defeat of DIO and subsequent mopping up of the evil vampire's organization, 'Kujo Jotaro' is holed up in a recovery ward in one of the Speedwagon Foundation's super advanced 'air battlecruisers' due to being cut by a Stand Arrow. He then has a strange dream, one he will keep hidden... IsseixHarem, Jojo's OVA and movie world.

[AAU] Noe 'Issei' Koyumi, isn't really much of a pervert. He also doesn't really care much about women's breasts, but nobody seems to notice because of his idiot friends. So when he stumbles upon his sisters in a state of undress and subsequently discovers the supernatural, it becomes quite troublesome for the young man. SmartIsseixHarem, SciAd VN, Majikoi and Zetman world mostly.

[AU, uses Zetman instead of Naruto canon. Science Adventure series and Majikoi are DxD prequels] Kanzaki Shinji really wasn't expecting much from his new life. But when he discovered that magic was real, he found himself being dragged into more problems than he expected. Can the Black Sweeper survive? IsseixHarem

The young wolf returning to her familiar hometown. A perfect human created to slay monsters, making a new start. And the son of a supposed villain, realizing how much he is loved. As their paths interact, how will this change a familiar tale? !Smart!QuirkDekuxHarem, Wolf faunus RWBY and smarter antagonists.

[AAU, uses the doujin ZETMAN instead of canon Evangelion, Robotics; Notes and Majikoi take places before the events of DxD] A change of environment for one divorcee ex-hostess, causes changes unforseen by even the ones above. All will fear the might of the Black Sweeper and Container of Lilith. More Human Rei and Shinji, Smarter IsseixHarem.

[AAU, isekai/transmigration] Minoru Mineta. A perverted lecher to the students and teachers of Kuoh. But behind that lecherous grin lies a fearsome warrior who will stop at nothing to keep the peace. OCC, street smart and calm Mineta with a different quirk. Hyoudou Issei x Harem.