

1998 · Adult · Adventure
Triangle Heart
This work depicts the sweet, lovey-dovey days in which Aikawa Shinichirō, a second-year student at Kazegaoka Academy, falls in love with his childhood friend Takashiro Yuiko, Nonomura Kotori, his classmate Mitsurugi Izumi, the upperclassman Sendō Hitomi, the exchange student Usayumi Hana, and others. The story is divided into two parts: the first half shows the process leading up to the protagonist and the heroine getting together, and the second half portrays their life after they have become a couple.
- Released
- 18 December 1998
- Platforms
- Windows
- Genres
- AdultAdventureMagical girlVisual novel
- Developers
- —
- Publishers
- —
- Themes
- Erotic
- Country
- Japan
About
Triangle Heart (とらいあんぐるハート, Toraianguru Hāto), abbreviated as Toraha, is a series of eroge by Janis and OVAs by Mook and Seven Arcs that is best known for its spin-off series, Magical Girl Lyrical Nanoha. The name comes from the fact that each game focuses on a "triangle" of one boy and two girls, though there are many other heroines. The first game in the trilogy was published December 18, 1998.
The 2000 - 2002 Triangle Heart: Sazanami Joshiryō (とらいあんぐるハート さざなみ女子寮) adult OVA, based on the game Triangle Heart 2, focuses on an all-girl dorm and Kousuke, its male temporary manager.
Keywords
- anime
- eroge
Media

The articlegameplay, story, development, reception
Story
Triangle Heart:
Years ago, professional bodyguard Shirō Fuwa and his client Albert Crystela were killed by a terrorist organization that is known by the symbol of a clover leaf. Albert's daughter Fiasse blamed herself, but then grew closer to the Fuwa (now Takamachi) children, Kyōya and Miyuki, and decided to use her gift of singing to help the world. But now that they have grown up, Fiasse herself is being targeted by the same organization. Kyōya and Miyuki, swearing to protect Fiasse, become professional bodyguards like their father.
Releases by platformdates and regions as published
Editions and related releases
- Derivative works
- Magical Girl Lyrical Nanoha
- Followed by
- Triangle Heart 2: Sazanami Joshiryō
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Collections1 collection
Genres
Description adapted from its source, CC BY-SA 4.0.