is a Japanese adult visual novel, developed by BaseSon and released on January 27, 2006. It is playable on Windows as a DVD.
The gameplay includes multiple scenarios with courses of interaction, and focuses on the appeal of the six female characters. Harukoi Otome is BaseSon's fourth title.
An adult anime adaptation entitled was released in 2008.
Story
Harukoi Otome revolves around protagonist Akihito Hayasaka, a male high-school sophomore. The school he attends () used to be an all-girls school until it became unisex, and still has a high percentage of female students. Akihito's adopted younger sister (Umi Hayasaka) and his childhood friend (Yuika Serizawa) are also students there. Akihito meets many girls there, and becomes friends with them.
Kazuto Hongō (protagonist of BaseSon's fifth title, Koihime Musō) is also a student at St. Francesca; it is also the setting for the Koihime Musō OVA episode.
Characters
Main characters
Voiced by: Takahiro Mizushima (OVA) Akihito (the protagonist) used to attend another school, named , last year until it closed due to financial difficulties. He is one of the few male students in his class. His class (2-5) is also called "Soleil". In his childhood at the age of seven, he had a biological younger sister who was killed after getting hit by a car while playing at the park; after his sister's death he shut himself away from others until one day his parents adopted Umi who became his new sister.
Voiced by: Yui Sakakibara (game/OVA) Akihito's adopted younger sister and a first-year student, she gets along very well with her brother. She is an excellent student, and was admitted to St. Francesca on a scholarship. She is pretty and a little innocent but despite this, she loves watching horror films. Her class (1-3) is also called "Lyon".
Voiced by: Hitomi Nabatame (game/OVA) Kisaya is a third-year student. She is student council president and captain of the kendo club, and is skilled in various other activities. Her father is the president of the Fuyurugi Zaibatsu (Fuyurugi Conglomerate). Her class (3-1) is also called "Rosa Eglanteria" or "Rosa Rubiginosa".
Voiced by: Yūko Gotō (game), Hiroko Taguchi (OVA) Yuika is Akihito and Umi's childhood friend and classmate. She is a happy-go-lucky person, always smiling. She was Akihito's first love when they were both in junior high. She sits behind him in their classroom and belongs to the school's cooking club.
Voiced by: Yura Hinata (game/OVA) Sōnya is one of Umi's classmates and her best friend. Her mother is Italian and her father Japanese. When she was little her father died in an accident and her mother went back to Italy, leaving Sōnya by herself in Japan. Sōnya was adopted by a Japanese woman named Mai Kiryū. Sōnya is a Christian and a novice nun.
Voiced by: Akane Tomonaga (game/OVA) Riru is Akihito's classmate. She is very strong-willed, and often quarrels with Akihito about little things. She sits next to him in class and belongs to the swim club. She also appears to harbor romantic feelings for Reika Matsuraba but they are unrequited. She ends up letting it go after a night with Akihito.
Voiced by: Nami Kurokawa (game/OVA) Ayaka is a third-year student. She has heart problems, and sometimes needs to go to the hospital. Her class (3-4) is also called "Rosa Moscharta". Unlike most of the other students she does not live in a student dormitory, but lives alone in an apartment outside the school. She belongs to the school's art club.
Supporting characters
Voiced by: Takamasa Ohashi (OVA) Oikawa is a second-year student and Akihito's friend. He speaks in Kansai dialect. He later makes an appearance in Koihime Musou.
and
Voiced by: Mia Naruse (game) and Natsumi Yanase (game) Natsuko and Fuyuko are girls in Akihito's class. They are interested in Akihito and Umi.
Voiced by: Hyo-sei (game/OVA) Reika is Ayaka's friend and classmate. She is the captain of the swim club, and Riru looks up to her.
Voiced by: Mia Naruse (game/OVA) Yūki is in Akihito's class. She also belongs to the swim club, and looks up to Reika. She and Reika have a lesbian relationship.
Voiced by: Kanoko Hatamiya (game) Satsuki, like Reika, is Ayaka's classmate and friend. She is their class representative and vice-president of the art club.
Voiced by: Kanoko Hatamiya (game) Ririka is in Umi's class. She is distantly related to Kisaya, and looks up to her.
Voiced by: Nami Kurokawa (game/OVA) Chizuna is a server who works at , the school cafeteria. Umi and Sōnya work part-time there as servers, too.