Riddle Joker

Moby ID: 155822
Wanted: We need a MobyGames approved description for this game! Contribute Description (+4 points)
Official Description (Ad Blurb)

Riddle Joker is a Japanese-style visual novel produced by Yuzusoft, a Japanese developer of romance VNs. The game won numerous awards on the year of its release in Japan for its art, music, and characters.


For decades, superpowers and psychic abilities were thought to be mere science fiction, but the discovery of a certain particle called the "Astron" at the end of the 20th century proved to the world that these wondrous phenomena were real. Nowadays, these abilities have been dubbed "astral abilities," with those who can wield them being knows as "Astrals."

Arihara Satoru is but an ordinary person living in this futuristic world.

However, beneath that guise, he's actually a secret agent working for an organization that uses Astrals.

One day, he receives a new mission:

Pose as a student and infiltrate a famous academy for Astrals.

After successfully transferring into the academy together with his sister Arihara Nanami, he settles into his new life there, meeting new friends like his classmates Mitsukasa Ayase and Nijouin Hazuki, and his upperclassman Shikibe Mayu, among others.

Until an unfortunate accident leads to Mitsukasa Ayase finding out his true identity! And in that situation, he also learns that she has her own big secret...


Source: Steam Store Description

Groups +


Credits (Windows version)

97 People · View all

Hazuki Nijouin (二条院 羽月)
Ayase Mitsukasa (三司 あやせ)
Nanami Arihara (在原 七海)
Mayu Shikibe (式部 茉優)
Chisaki Mibu (壬生 千咲)
Kyouhei Suou (周防 恭平)
Ryuunosuke Arihara (在原 隆之介)
Atsunori Ise (伊勢 篤紀)
Kaori Kakimoto (柿本 香里)
Dub Production (音声協力)
  • Absolute Studio [アブソリュートスタジオ]
Planning (企画)
Artwork & Character Design (原画・キャラクターデザイン)
SD Art
[ full credits ]



Average score: 81% (based on 4 ratings)


MobyPro Early Access

Upgrade to MobyPro to view research rankings!

Related Games

Released 1991 on PC-98, 1991 on Sharp X68000, 1992 on MSX
Joker Towns
Released 1992 on FM Towns
Joker II
Released 1992 on PC-98, Sharp X68000, MSX
Joker Poker
Released 1987 on TRS-80 CoCo
Planet Joker
Released 1997 on SEGA Saturn
Dark Riddle
Released 2018 on iPhone, iPad
Riddle Stones
Released 2014 on Android, 2015 on iPad, iPhone
Caribbean Riddle
Released 2007 on Windows
Treehouse Riddle
Released 2022 on Nintendo Switch, Windows

Identifiers +

  • MobyGames ID: 155822
  • [ Please login / register to view all identifiers ]


Are you familiar with this game? Help document and preserve this entry in video game history! If your contribution is approved, you will earn points and be credited as a contributor.

Contributors to this Entry

Game added by Teagan Putina.

Game added March 6, 2021. Last modified March 8, 2024.