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FIRST STAGE PRODUCTION

FIRST STAGE PRODUCTION

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FIRST STAGE PRODUCTION or ICHIPRO (いちプロ), is a VTuber agency established in March 2023 by REALITY Studios Inc., a Japanese company that also manages the VTuber agencies Specialite, RK Music and previously, Vebop Project which was transfered to ViviON in October 2025.
35
Current Members
18
Former Members

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Current Members (35)

Akemi Haine

Akemi Haine

JP
FIRST STAGE PRODUCTION
Active
Akezaku Machi

Akezaku Machi

JP
first-stage-production
Inactive
Altus Zendoji

Altus Zendoji

JP
FIRST STAGE PRODUCTION
Active
Ashkariel

Ashkariel

FIRST STAGE PRODUCTION
Active
Caelen Strayfe

Caelen Strayfe

JP
FIRST STAGE PRODUCTION
Active
Cassian Floros

Cassian Floros

JP
FIRST STAGE PRODUCTION
Active
Elias Delborne

Elias Delborne

JP
FIRST STAGE PRODUCTION
Active

FIRST STAGE PRODUCTION EN

FIRST STAGE PRODUCTION
Inactive
Gale Galleon

Gale Galleon

JP
FIRST STAGE PRODUCTION
Active
Hakanai Ruby

Hakanai Ruby

JP
FIRST STAGE PRODUCTION
Active
Himemiya Honoka

Himemiya Honoka

JP
FIRST STAGE PRODUCTION
Active
Hinomiya Himari

Hinomiya Himari

JP
FIRST STAGE PRODUCTION
Active
Hoshikage Tetra

Hoshikage Tetra

JP
FIRST STAGE PRODUCTION
Active
Kurosaki Taiga

Kurosaki Taiga

JP
FIRST STAGE PRODUCTION
Active
Leta

Leta

JP
first-stage-production
Inactive
Liron Lockheart

Liron Lockheart

FIRST STAGE PRODUCTION
Active
Lucien Lunaris

Lucien Lunaris

JP
FIRST STAGE PRODUCTION
Active
Malim Cendari

Malim Cendari

JP
FIRST STAGE PRODUCTION
Active
Mochituke Nullpo

Mochituke Nullpo

JP
FIRST STAGE PRODUCTION
Active
Mofuchu Taisa

Mofuchu Taisa

JP
FIRST STAGE PRODUCTION
Active
Namiyoi Kanade

Namiyoi Kanade

JP
FIRST STAGE PRODUCTION
Active
Nayuta Umbrage

Nayuta Umbrage

JP
FIRST STAGE PRODUCTION
Active
Nilim Snowmelt

Nilim Snowmelt

JP
FIRST STAGE PRODUCTION
Active
Nyapupu Marina

Nyapupu Marina

JP
FIRST STAGE PRODUCTION
Active
Perfect Bomber

Perfect Bomber

JP
FIRST STAGE PRODUCTION
Active
Rosco Graves

Rosco Graves

JP
FIRST STAGE PRODUCTION
Active
Ruru Rara Rily

Ruru Rara Rily

JP
FIRST STAGE PRODUCTION
Active
Ryugahama Yue

Ryugahama Yue

JP
FIRST STAGE PRODUCTION
Active
Ryzar Blazenfang

Ryzar Blazenfang

JP
FIRST STAGE PRODUCTION
Active
Shiki Katagami

Shiki Katagami

US
FIRST STAGE PRODUCTION
Active
Shikimori Kotori

Shikimori Kotori

JP
FIRST STAGE PRODUCTION
Active

Sorabin

FIRST STAGE PRODUCTION
Inactive
Tsukigami Len

Tsukigami Len

JP
FIRST STAGE PRODUCTION
Active
Yu-yu-Yura

Yu-yu-Yura

JP
FIRST STAGE PRODUCTION
Active
Zander Netherbrand

Zander Netherbrand

JP
FIRST STAGE PRODUCTION
Active

Timeline

2023
On 9 March, FIRST STAGE PRODUCTION announced the debut of the company’s first generation of talents: Amae Ten, Mushanokoji Eli, Rose Swing!, Yuragi Riu, Kamiyori Shihai, Akane and Leta. On 10 March, Amae Ten, Mushanokoji Eli, Rose Swing! and Yuragi Riu debuted. On 11 March, Kamiyori Shihai, Akane and Leta debuted. On 30 March, FIRST STAGE PRODUCTION announced that Yuragi Riu's activities would be suspended indefinitely. On 31 March, FIRST STAGE PRODUCTION announced auditions looking for their second generation of talents, from 3 April to 9 April. On 3 July, FIRST STAGE PRODUCTION announced auditions looking for male talents for an English Branch, from 3 July to 31 July. On 3 September, FIRST STAGE PRODUCTION's second generation of talents was announced on a 24-hour program hosted by the first generation. On 16 September, the second generation's female talents debuted: Ryugahama Yue, Mutogi Nanone, Yu-yu-Yura and Mochituke Nullpo. On 17 September, the second generation's male talents debuted: Tsukigami Len, Akemi Haine, Kurosaki Taiga and Perfect Bomber. On 29 September, FIRST STAGE PRODUCTION announced auditions looking for their third generation of talents, from 1 October to 29 October, including participating artists Rukawa Negi and Sumeragi Kohaku. On 13 October, FIRST STAGE PRODUCTION announced that Leta's activities would be suspended indefinitely. On 2 November, FIRST STAGE PRODUCTION announced that their contract with Yuragi Riu has been terminated. On 10 November, FIRST STAGE PRODUCTION announced that Leta would graduate on 31 December by mutual agreement. On 30 November, FIRST STAGE PRODUCTION announced that Mushanokoji Eli would be suspending activities on all social media platforms.
2024
On 19 January, FIRST STAGE PRODUCTION EN announced Avallum, their first generation of talents: Gale Galleon, Cassian Floros, Lucien Lunaris, Zander Netherbrand and Rosco Graves. On 31 January, FIRST STAGE PRODUCTION announced that Mushanokoji Eli had graduated. On 3 March, FIRST STAGE PRODUCTION's third generation of talents was announced on a 24-hour program hosted by the second generation. On 14 April, FIRST STAGE PRODUCTION EN announced auditions looking for male talents for a second generation of talents, from 14 April to 12 May. On 9 July, FIRST STAGE PRODUCTION announced that Akezaku Machi's activities would be suspended indefinitely. On 25 July, FIRST STAGE PRODUCTION announced that their contract with Akezaku Machi has been terminated. On 3 August, FIRST STAGE PRODUCTION announced that Amae Ten, Rose Swing!, Kamiyori Shihai, and Akane would graduate on 31 August. This announcement stated that all four remaining members informed management of their desire to graduate on the same day that they were informed that Akezaku Machi had violated his contract and would be terminated. On 4 September, FIRST STAGE PRODUCTION's fourth generation of talents was announced. On 7 November, FIRST STAGE PRODUCTION EN announced Ravanis, their second generation of talents: Malim Cendari, Altus Zendoji, Ryzar Blazenfang, Nayuta Umbrage and Nix Voltare.
2025
On 6 January, FIRST STAGE PRODUCTION announced Amanosakura Tsumugihime's graduation set for 31 January. On 17 February, FIRST STAGE PRODUCTION announced that 3rd generation talents Zashikino Waraku and Soda Cosmo are set to graduate on 16 March, the two of them agreed on a farewell stream. On 13 March, FIRST STAGE PRODUCTION EN announced auditions looking for male talents for a third generation of talents, from 13 March to 15 April. On 2 April, FIRST STAGE PRODUCTION announced that Edgar Fleming, a 3rd generation talent, will be graduating on 30 April. At his request, the majority of his content will be made private. On 31 May, FIRST STAGE PRODUCTION announced that their contract with Saphir The Phantom Thief has been terminated, all accounts related to the talent, would be subject of a complete erasure on 7 June. On 12 June, FIRST STAGE PRODUCTION posted a teaser announcing the lineup of their upcoming 5th generation (also known as "Sorabin" 「そらびん」). The following day, the names of all the 5th generation members were announced: Ruru Rara Rily, Shikimori Kotori, Ruunell Genius, Namiyoi Kanade, Hinomiya Himari, Endoluphy, and Colonel Mofuchu. Endoluphy, the last remaining talent from the 3rd generation, confirmed that she would be re-debuting as one of the seven talents in the 5th generation. On 16 October, FIRST STAGE PRODUCTION EN announced Lamentus, their third generation of talents: Ashkariel, Shiki Katagami, Liron Lockheart, Caelen Strayfe, and Elias Delborne. They debuted on 25 October. On 20 November, FIRST STAGE PRODUCTION announced that Ruunell Genius, a 5th Generation talent, is ending her streaming activities on 30 November and will graduate on 31 December. At the same time, it was also announced that Endoluphy, a 3rd Generation talent who re-debuted together with the 5th Generation (Sorabin), would leave the unit on 21 December and continue as a solo talent within the agency. On 24 November, FIRST STAGE PRODUCTION announced the termination of 2nd Generation talent Mutogi Nanone's contract, following their discovery of a breach of contract on her part. Nanone's YouTube channel and her Twitter account will be deleted starting 30 November. On 16 December, FIRST STAGE PRODUCTION announced the termination of 4th Generation talent Nema Filluna's contract, citing breach of contract as the reason.
1st Generation
Debuted from 10 to 11 March 2023. Disbanded on 31 August 2024 with the graduations of its last 4 members Amae Ten, Rose Swing!, Kamiyori Shihai, and Akane.
2nd Generation
Debuted from 16 to 17 September 2023.
3rd Generation
Debuted from 16 to 17 March 2024. Disbanded on 21 June 2025 with Endoluphy's re-debut into the 5th Generation.
4th Generation
Debuted from 12 to 13 October 2024.
5th Generation: Sorabin
Debuted on 21 June 2025, including former 3rd Gen member Endoluphy who re-debuted into the 5th Gen, until she left the unit on 21 December 2025.
Solo Members
Members who are not part of any generation or other official unit. Endoluphy debuted as part of the 3rd Gen, re-debuted into the 5th Gen and went solo on 21 December 2025.
1st Generation: Avallum
Debuted on 28 January 2024. Their fans are called Avalights.
2nd Generation: Ravanis
Debuted from 16 to 17 November 2024. Their fans are called Ravanights.
3rd Generation: Lamentus
Debuted on 25 October 2025.
Media
* FIRST STAGE PRODUCTION - Official JP website * FIRST STAGE PRODUCTION EN - Official EN website * FIRST STAGE PRODUCTION - JP YouTube channel * FIRST STAGE PRODUCTION EN - EN YouTube channel * @1stpro_official - JP Twitter account * @fsp_english - EN Twitter account * u/fsp_english - Official EN Reddit account * r/1st_stage/ - Official subreddit