12-Sai: Honto no Kimochi

12-Sai. Torokeru Puzzle Futari no Harmony is a Puzzle game, developed and published by Happinet, which was released in Japan in 2017.

12-sai: Koi Suru Diary is a visual novel for the Nintendo 3DS and is based off the manga 12-sai.

A Happinet developed Nintendo 3DS romance adventure game based off the manga and anime Age 12

Lights, camera, action! A hilarious comedy about the entertainment industry and the colorful characters that populate it.

The danger has only begun! Return to the thrilling, deadly world of Collar X Malice with exclusive Interlude, After Story, and Adonis play modes. Revisit the characters and events of the original game, as you build new relationships while picking up the pieces in the aftermath of the first X-Day Incident. Then buckle up for an entirely new investigatory experience as you search for traitors hidden deep within the shadowy Adonis organization. Embark on a desperate race against time before the next cataclysmic X-Day arrives!

The world of Lovebrush Chronicles is based on the concept of “parallel time and space”. A mobile dating simulator with a conceptual plot, the player is both a painter and a person with the ability to travel through universes and go to and from parallel worlds. The player plays the role of a freshman art student who’s just entered university, with one side of life being the warm daily activities of the real world’s campus, and the other side being inadvertently involved in the doomsday crisis of another world. Parallel universes, similar faces, and different personalities. This proposition about “love and salvation” waits for players to paint their choices with their brushes.

Kami-sama Hajimemashita ~Dokidoki Ayakashi Love~ is a mobile game based on the anime Kamisama Kiss.

After a terrible breakup with her boyfriend, Jaime finds a white phone amongst his belongings. Jaime ends up connecting to her dream through the strange app on the phone named 'Dream Connector' where she ends up meeting a mysterious man...

Taisho x Alice: Episode 3 is a fairytale visual novel in which YOU must save your Prince Charming! You will take on the role of the fairytale heroine in order to rehabilitate your chosen love interest and guide him to his "happily ever after"!

An otome game for DS by Namco Bandai.

The romance(s) continue in a second game of Code: Realize series. Experience new scenarios taking place after the main story as well as more in-depth looks at events that happened in the shadows of Cardia’s previous adventures. Further your relationships with the charming literary figures of the first game. Choose to deepen the connection with your previous beau, or explore exciting new relationships with gentlemen you bypassed the first time.

Gakuen Club is a school life love story that begins when you discover a secret at your academy, setting off a chain of events that you never imagined. Enjoy the different distinct and unique characters along with their own stories and wonderful voices.

Shota Kare! is a visual novel game.