B-Project

Hikaru Osari (王茶利 暉, Osari Hikaru)

Voiced by: Showtaro Morikubo

Portrayed by: Tatsuki Jōnin[23]

The "eye candy" of the idol group, MooNs. In episode 7, it is revealed that Hikaru has an incurable disease. He has had it since before the auditions for B-Pro. It is also known that Nome has known about this when they met at the auditions which causes him to have a protective personality when it comes to Hikaru. His representative animal is a monkey. He was portrayed by Tatsuki Jonin (上仁 樹, Jōnin Tatsuki) in the first stage play, but was replaced by Hinata Matsumoto (松本ひなた, Matsumoto Hinata) in the REMiX play.

Tatsuhiro Nome (野目 龍広, Nome Tatsuhiro)

Voiced by: Genki Okawa

Portrayed by: Yūhei Chiwata[23]

MooNs' "musclebound idiot" He and Hikaru share a deep friendship as they were shown to have met in the auditions for B-Pro and have been together since then. His representative animal is a bear. He is portrayed by Yuhei Chiwata (千綿勇平, Chiwata Yūhei) in the stage plays.

Kazuna Masunaga (増長 和南, Masunaga Kazuna)

Voiced by: Yūto Uemura

Portrayed by: Ryō Taguchi[23]

He is called MooNs' Leader but doesn't agree to it but nevertheless accepts it for the time being. He is quite conscious of Tomohisa's actions. He also thinks that Tomohisa shines brighter that anyone while not considering his own brightness. The MooN's members are fond of him as seen in episode 3. His representative animal is a dog. He is portrayed by Ryo Taguchi (田口 涼, Taguchi Ryō) in the stage plays.

Momotaro Onzai (音済 百太郎, Onzai Momotaro)

Voiced by: Tetsuya Kakihara

Portrayed by: Tsubasa Kizu[23]

MooNs' member. In episode 6, it is revealed that he can see avenging spirits in items. A very quiet cool type of person unlike Sekimura. He is close to Mikado. His representative animal is a hedgehog. He was portrayed by Tsubasa Kizu (木津つばさ, Kizu Tsubasa) in the first stage play, but was replaced by Seiya Konishi (小西成弥, Konishi Seiya) in the REMiX play.

Mikado Sekimura (釈村 帝人, Sekimura Mikado)

Voiced by: Toshiki Masuda

Portrayed by: Jin Hiramaki[23]

He is the most energetic idol of the group. He is a really huge fan of Mamirin. He keeps a keychain of Mamirin on his bag, and keeps it as a good luck charm. He knows about Onzai's ability to see spirits and also is very close to him. His representative animal is a squirrel. He is portrayed by Jin Hiramaki (平牧 仁, Hiramaki Jin) in the stage plays.

Ryūji Korekuni (是国 竜持, Korekuni Ryūji)

Voiced by: Daisuke Kishio

Portrayed by: Toman[23]

A shy person who naturally can't confess his emotions easily. He is mostly seen with a candy in his mouth, mostly a lollipop. In the past, his mother would dress him up in girl clothes because he looked cute. His family is famous in the Entertainment business. He has been bullied due to people thinking he used his father's influence to get into B-Project. His representative animal is a cat. He is portrayed by Toman (とまん) in the stage plays.

Tomohisa Kitakado (北門 倫毘沙, Kitakado Tomohisa)

Voiced by: Daisuke Ono

Portrayed by: Yoshihide Sasaki[23]

He is a confident and also a rich person since his family runs a hospital although his personality says otherwise. He is very close to Ryūji who is in the same idol group as him. They share a close friendship since they met at a party when they were younger. At the party, he met Ryuji who was wearing girl's clothes at that time which causes Tomohisa to think he was really a girl. He cares for Masunaga whom he had also known for a long time. He is known as the "Prince". His representative animal is a lion. He was portrayed by Yoshihide Sasaki (佐々木喜英, Sasaki Yoshihide) in the first stage play, but was replaced by Atsuchi Kimura (木村 敦, Kimura Atsushi) in the REMiX play.

Goshi Kaneshiro (金城 剛士, Kaneshiro Gōshi)

Voiced by: Toshiyuki Toyonaga

Portrayed by: Yuta Kishimoto[23]

Goshi is considered the non-conformist of the group. He enjoys composing and prefers to maintain his more mature, rock-influenced image. He has a short temper and is often teased by his group members. His representative animal is a wolf. He is portrayed by Yuta Kishimoto (岸本勇太, Kishimoto Yūta) in the stage plays.

Kento Aizome (愛染 健十, Aizome Kento)

Voiced by: Kazuki Kato

Portrayed by: Reo Mitani[23]

He is the playboy type in the group. He is mostly seen holding a mirror and fixing his bangs and according to Tsubasa, is always alert and pays attention to his surroundings. In episode 9, it was seen that he gets really annoyed when his bangs gets messed up. It was also revealed that he had a bit of a rough childhood causing him to have a play boy personality. His representative animal is a fox. He is portrayed by Tom Fujita (藤田 富, Fujita Tom) in the stage plays.

Yuta Ashu (阿修 悠太, Ashū Yūta)

Voiced by: Natsuki Hanae

Portrayed by: Tom Fujita[23]

Yuta is the cute idol of the group. Has a cheerful, bright, and energetic personality but is also quite self-conscious about his nature. He is friendly with almost every member of B-project, and is closest to Kitakore's Ryuji outside of THRIVE. His representative animal is a sheep. He is portrayed by Reo Mitani (三谷怜央, Mitani Reo) in the stage plays.

Yuduki Teramitsu (寺光唯月, Teramitsu Yudzuki)

Voiced by: Koutaro Nishiyama

Portrayed by: Shōichirō Ōmi[23]

One of the twins, much quieter than his brother and appears to be a bit shy. His representative animal is a rabbit. He is portrayed by Shochiro Omi (大海将一郎, Ōmi Shōchirō) in the stage plays.

Haruhi Teramitsu (寺光遙日, Teramitsu Haruhi)

Voiced by: Taku Yashiro

Portrayed by: Ryō Takizawa[23]

One of the twins, the more extroverted and talkative of the two like his band-mate, Akane. His representative animal is a rabbit. He is portrayed by Ryo Takizawa (滝澤 諒, Takizawa Ryō) in the stage plays.

Akane Fudo (不動明謙, Fudo Akane)

Voiced by: Shōya Chiba

Portrayed by: Shunya Ōhira[23]

Like Yuta of THRIVE, Akane seems to be the cute idol of his group and appears to be quite talkative and friendly. His representative animal is a pig. He is portrayed by Shunya Ohira (大平峻也, Ōhira Shunya) in the stage plays.

Miroku Shingari (殿 弥勒, Shingari Miroku)

Voiced by: Takuya Eguchi

Portrayed by: Shōta Kawakami[23]

Like Yuzuki or Nome of MooNs, Miroku seems to be the quiet and stoic type of idol. His representative animal is a panther. He is portrayed by Shota Kawakami (川上将大, Kawakami Shōta) in the stage plays.

Tsubasa Sumisora (澄空 つばさ, Sumisora Tsubasa)

Voiced by: Hisako Kanemoto (B-Project: Kodō＊Ambitious) / Asami Seto (B-Project: Zecchō Emotion)[24]

The main protagonist of the series. At the start of the anime, it was said she was suddenly hired to work at Gandara Music by the chairman of the company. Tsubasa appears shy when she first meets the boys, but slowly becomes more outgoing as the series goes on. She also has a very keen hearing ability, being able to distinguish any type of distinction in both music and nature. When asked how she came to develop such an ability, she replies that she was musically influenced by her father. She now works as the A&R of the all-boy group, B-Pro. It is later revealed in the second season of the anime that Tsubasa's father was a famous composer named Yu Saikai.

Sakurato Yashamaru (夜叉丸 朔太郎, Yashamaru Sakurato)

Voiced by: Kohsuke Toriumi

Yashamaru is the company director of Gandara Music and Tsubasa's boss. B-Pro is extremely close to him since he was the one who created their group. He also trains Tsubasa to become an A&R. However, it is later revealed in the final episode of the anime's first season that creating B-Pro and hiring Tsubasa was part of his revenge plot against Tsubasa's father, whom he claimed had "killed" his family. In the second season of the anime, he quits working at Gandara Music and is now an employee at another agency, Highedge Records. It is revealed that Yashamaru had a younger sister who was once an up-and-coming idol, but her career was hindered due to her frail health. She died ten years ago prior to the start of the series, due to the shock of not being able to sing a song made by Tsubasa's father, Yu Saikai. Yashamaru decided to avenge her death by destroying anyone who was associated with Saikai. However, because Saikai died twelve years ago prior to the start of the series, he decided to make Tsubasa, who was Saikai's daughter, suffer in her father's place.

Atsushi Daikoku (大黒 篤志, Daikoku Atsushi)

Voiced by: Kazuyuki Okitsu

He is the president of the public entertainment office, Daikoku Productions which he established alongside his younger brother Shūji. His entertainment office represents Kitakore and MooNs. He is also on good terms with Tsubasa and he assists her when she needs it most.

Shūji Daikoku (大黒 修二, Daikoku Shūji)

Voiced by: Daisuke Namikawa

He is the younger brother of Atsushi Daikoku. He established Daikoku Productions alongside Atsushi, but he soon left the company to establish his own public entertainment office, Brave Productions. His entertainment office represents THRIVE and KiLLER KiNG. Like Atsushi, Shūji is also on good terms with Tsubasa and he assists her when she needs it most.

On April 8, 2016, shortly after the announcement of the anime series it was revealed that a manga series known as "B-Project: Mousou＊Scandal (B-PROJECT 妄想＊スキャンダル, B-PROJECT Mousou＊Sukyandaru)" would begin serialization in the magazine "Cheese!" the following month.[25] The series began on May 24, 2016, and concluded on October 24, 2016, after 6 chapters, the series focused largely on the units of THRIVE and KiLLER KNG.

On August 6, 2016, it was announced that in addition to the anime and manga the series had just begun development on a rhythm game app for smartphones known as B-PROJECT～Muteki＊Dangerous～ (B-PROJECT～無敵＊デンジャラス～, B-PROJECT～Muteki＊Denjarasu～).[26] Pre-registration has opened on the game's website and will remain open until the game's release, with users receiving bonuses for collectively clearing certain "stages" of pre-registration (stages are determined by the number of people signed up so far), the most recent stage to be cleared was 700,000+ users.[27] At the LOVE & ART FAMILY MTG 2017 event in March a small preview of the game and how to play it was available for attendees to play. The game involves putting on performances to B-Project songs with the characters you have obtained, it also has a story mode including some chapters in a visual novel game style. In a live broadcast on nicovideo on June 9, 2017, it was announced that the game would finally be released in the second half of June.[28] It was then announced on June 27 via Twitter that the game would be released the next day, on June 28, 2017.[29] Owing to an unexpected number of users, the game was largely in maintenance for its first week so that the servers could be upgraded to handle the increased amount of activity.

At the 2018 live, B-PROJECT SUMMER LIVE 2018 ETERNAL PACIFIC, it was announced that the game would be receiving a renewal including a major overhaul to the interface and certain features, including significant changes to the rhythm section of the game. Few details were initially released other than the fact it was slated for an early 2019 release, though later updates revealed that the game would receive a new name along with the renewal now being labelled B-PROJECT Kaikan＊Everyday (B-PROJECT 快感＊エブリディ, B-PROJECT Kaikan＊Eburidei). The renewal eventually went live on May 20, 2019, after several days of maintenance; to celebrate the release players received a weeks worth of free 10-card pulls in the games photo feature.

At the B-PROJECT Thrive Live 2020 -Music Drugger- event, a console game developed for the Nintendo Switch titled B-PROJECT Ryūsei*Fantasia (B-PROJECT Shooting Star*Fantasia) was announced.[30] On July 1, 2021, it was announced that the game will be released in Japan on September 30, 2021, for Nintendo Switch, iOS, and Android.[31]

The first release in the series was the web-radio show, premiering on September 7, 2015, on nicovideo and known as "B-Project Radio: Gandara Broadband".[32] The radio series currently has 16 installments as of December, 2016, but also often hosts special announcements and messages, such as the special broadcasts done as part of the first anniversary and the announcement of special events such as KING of CASTE.

On March 19, 2017, it was announced that the series would be seeing the release of a stage play called "B-PROJECT on STAGE『OVER the WAVE!』" beginning July 28, 2017,[33] and ending on August 17, 2017.[9] Along with the play's announcement the first round of casting was released with one character from each unit being revealed. A second run of the play, entitled OVER the WAVE! REMiX was announced on January 10, 2018, with most of the original cast returning to reprise their roles; Tomohisa, Momo, & Hikaru were recast due to scheduling conflicts with the original actors. The REMiX play ran from February 22, 2018, until March 3, 2018.

On March 26, 2016, at AnimeJapan MAGES. announced that B-PROJECT would be receiving an anime adaptation called B-PROJECT～Kodō＊Ambitious (B-PROJECT～鼓動＊アンビシャス～, B-PROJECT～Kodō＊Anbishasu～) in the Summer of 2016.[34] The series began airing in Japan on July 3, 2016, and ran for a total of 12 episodes before concluding on September 25, 2016. The series focuses on the units of Kitakore, MooNs and THRIVE, with KiLLER KiNG only making a brief, non-voiced cameo in one episode, as well as featuring several unique characters that have not appeared in any other media for the series as of yet. The character designs were done by Toshie Kawamura, who previously worked on the character designs for Yes! PreCure 5 and Smile PreCure!.[35] Series producer and songwriter Takanori Nishikawa also made a brief cameo in the fourth episode as fellow performer Nishiyama.

The opening theme is Kodō＊Ambitious (鼓動＊アンビシャス, Kodō＊Anbishasu) by B-Project while the first ending theme is Hoshi to Tsuki no Sentence (星と月のセンテンス) by Kitakore. The second ending theme is STARLIGHT by THRIVE. The third ending theme is Yumemiru Power (夢見るPOWER) by MooNs.

The story follows Tsubasa, a new hire in the A&R department of the major recording company Gandara Music. Tsubasa is immediately assigned to oversee the idol unit "B-PROJECT," which is made up of three idol groups: Kitakore, THRIVE, and MooNs. This is Tsubasa's first job, and she gets involved in various incidents and accidents as she deals with this group of young men who each have their own differing personalities.

A second season was announced at the 2017 DARK in the HALLOWEEEEN event.[36] The series is titled B-PROJECT～Zecchō＊Emotion～ (B-PROJECT～絶頂＊エモーション～, B-PROJECT～Zecchō＊Emōshon～), and it premiered from January 11 to March 29, 2019.[37] The second season will consist of new staff members, with Makoto Moriwaki replacing Eiji Suganuma as director, and Ryosuke Nakanashi replacing Masato Nakayama as music composer. Nozomu Ōshima and MAGES. will be in charge of series composition, and Yumiko Hara will handle character designs. Bandai Namco Pictures is credited for production. Returning staff members include Takanori Nishikawa as producer, and Chiyomaru Shikura, who is credited for planning and original work. The anime cast will also reprise their roles,[38] with the exception of Hisako Kanemoto, who announced in May 2018 that she would be going on hiatus to study abroad until March 2019. She was replaced by Asami Seto who voiced Tsubasa Sumisora for the anime's second season.

The opening theme for the second season is Zecchō＊Emotion (絶頂＊エモーション, Zecchō＊Emōshon) while the ending theme for the second season is Hikari to Kage no Toki Musubu (光と影の時結ぶ), performed by the anime's cast. Season two saw the introduction of the members of KiLLER KiNG to the anime's storyline, as they were absent from the first season (except for a minor cameo in a flashback episode).

A third season was announced at the B-PROJECT Thrive Live 2020 -Music Drugger- event.[30] The third season, titled B-Project Passion*Love Call, features a returning cast and staff and is produced by Asahi Production. It premiered on October 2, 2023 on TV Tokyo and other networks.[39][40] Crunchyroll licensed the series in English-speaking territories and Southeast Asia.[41]