Hatoful Boyfriend Wiki
Carve it into your soul, kid!
Major plot spoilers follow.

Hiyoko Tosaka (十坂 ひよこ) is the protagonist and playable character of the Hatoful Boyfriend franchise. She's the only human attending St. Pigeonation's, due to a special arrangement with the school that is explained in the Bad Boy's Love route.

Physical Description

HiyokoMeat Plushie

The "Hiyoko Meat Plush" which can be purchased on the Official Hatoful Shop

Hiyoko has no physical description, as Moa has said that Hiyoko's image is up to the fans' imagination. In Hatoful Kareshi, she is shown to be invisible to the readers.

She is sometimes depicted as a hunk of meat in official art.

Nonetheless, she is implied to have a powerful physique. With a VITALITY of 400, her strength and fighting skills are her most prominent character trait. She is capable of defeating numerous kinds of dangerous animals, among other things.

Personality and Traits

Hiyoko is very energetic and dependent on her "hunter-gatherer instincts". Her personality may seem to shift a little bit depending on what character the player decides to pursue. She is not very bright, but has a strong sense of justice. Determined, assertive, and optimistic above all, Hiyoko doesn't let anything really get to her, and certainly hopes that there is good within everybirdie she comes across. Even after death, she doesn't lose faith in her friends.

She is usually acknowledged as noisy and rowdy by other characters. Besides that, she appears to be a fan of television shows. Although she's a hunter-gatherer who lives in a cave and hunts for red meat for her breakfast, her favorite food is plain udon.

Other than that, her family is Buddhist.

Although she is supposed to represent the player and therefore will be drawn to any bird, if it were not for player interference, she would be naturally attracted to Nageki Fujishiro. This is a notable plot point in the story of Hatoful Boyfriend: Holiday Star.


Hiyoko is written with the hiragana ひ (hi) よ (yo) こ (ko). It's a common girl's name which additionally means "chick".

Tosaka is written with the kanji 十 (to) meaning "ten, 10", and 坂 (saka) meaning "slope, incline, hill".


  • Because of her name, one of the most popular fanart depictions of her give her short yellow hair. Round and yellow, like a chicken chick.
  • She has a huge range of special attacks, some of which are powerful enough to break things.
  • Her childhood best friend, Ryouta Kawara, is in love with her, but she's too dense to figure it out.
  • After fighting the leader of a jackal tribe, she was welcomed into the pack as a brother.
  • She's 16-17 years old.[11]
  • She enrolled in 2187.
  • She can play the hichiriki, a Japanese flute instrument.
  • It's revealed during the first Radio Segment in Holiday Star that her ideal wedding is a "Bungee Jump Wedding," and she would prefer to wear street clothes during the ceremony as opposed to a dress.

Notes and References



Hiyoko Tosaka · Ryouta Kawara · Sakuya Le Bel Shirogane · Nageki Fujishiro · Yuuya Sakazaki · Okosan · Kazuaki Nanaki · Shuu Iwamine · Anghel Higure · Tohri Nishikikouji


Albert Alain Alkan · Azami Koshiba · Death · Hitori Uzune · Kazuaki-kun · Kenzaburou Urushihara · Kouichi Sasai · Leone JB · Miru & Kaku · Rabu · Ryuuji Kawara · The King


Amazing Tosaka · Brian Pigeon · Chunkichi Kadomae · Domingo Santos · Hoppe · Kanta · Kokoro · Mino Ichijou · Momo · Nacchin · Pelicano · Punkgeons · Pyonpyon · Sweet Shuu · Terry Mukai · Tsukkun · Yuki Shirojiro · Yuusuke