When a boy's divorced mother returns from America, she brings a blonde haired girl. "She is your sister," she says, and we are going to live together.

There's a new wheel-chair bound student at school who has returned after an illness, and she immediately kisses Tsuzuki Ui, who she calls "Rei-kun." He soon deduces that she is a daughter of a wealthy family, and a person he once beat at an internet murder mystery game. She is apparently fixated on him, since he was the only one who ever beat her, and she has now come to see him in person. Her plan is to have a real-life murder mystery game, and her current focus is on the supposed suicide of Tsuzuki's father. For some reason, she suspects his little sister Haruka... (Source: MangaHelpers)

Manga adaptation of the Nintendo DS game "Pokémon + Nobunaga's Ambition" ("Pokémon Conquest")

The daily life of the author as an allegedly cute twin-tailed girl.

Idol Otaku, Aisaka Yousuke, wakes up one morning and realizes he's now a beautiful girl named Aisaka Yoko. Now with his new appearance and his great Idol knowledge, he will attempt to become the number one idol! *Note: The MangaBox serialization concluded on September 21, 2019 with 54 chapters. The series is currently ongoing as a doujin.*

The story centers on Norm, the god of normal people, and his daily encounters with the other gods in his pantheon.

[Original Web Manga](https://seiga.nicovideo.jp/comic/13)

Nakayama Ryouhei, who works at a run-down factory, sets out on a journey to accomplish the things he has left undone in his life! And by his side is an innocent girl... This is the greatest and final story of a man who has never made a decision for himself and a troubled runaway girl!! An indie masterpiece that gained popularity has evolved and is now being serialized!!

A boy's older brother gives him a potion that turns him into a flat-chested school girl.

Short story about a succubus meeting a loli.

Sae, a young lady of a wealthy family, sometimes can't control herself and gets the urge to behave in a manner unbefitting of her upbringing. It's her butler's job to intervene. This is the original Niconico Seiga version of "Domino Kick - Naraberareta Domino o Kick Shitara Dou Naru no Kashira?" (I wonder what would happen if I kicked a line of dominoes). As opposed to the Gangan Online version, it doesn't have the subtitle and has a partially different set of chapters.