Tosaka Hiroomi (登坂広臣) is a singer, performer and actor. He's a member of the group Sandaime J SOUL BROTHERS. He was also member of Sandaime's special unit THE Sharehappi from Sandaime J Soul Brothers from EXILE TRIBE.
Tosaka debuted as a soloist with the digital single "WASTED LOVE" in July 2017 under the stage name HIROOMI TOSAKA. As of February 2021, he uses the stage name ØMI for his solo activities.
Tosaka Hiroomi was born on March 12, 1987 in Tokyo, Japan. He has one sister.
In February, Tosaka participated of the EXILE Presents VOCAL BATTLE AUDITION 2 ~Yume wo Motta Wakamonotachi e~.
In August, Tosaka made acting debut with the movie Hot Road.
On July 27, Tosaka made solo debut with the digital single "WASTED LOVE".
On October 13, he released his second digital single "DIAMOND SUNSET".
On August 8, Tosaka released his first solo album FULL MOON.
From August 18 to December 23, Tosaka went on his first solo tour HIROOMI TOSAKA LIVE TOUR 2018 "FULL MOON".
On April 10, Tosaka released his first physical single "SUPERMOON".
On July 12, he released the digital single "SUPERMOON ~Sen~".
On July 20 and 21, Tosaka held his first solo overseas concert in Taipei titled HIROOMI TOSAKA TAIPEI CONCERT 2019 SUPERMOON ~UNDER THE MOONLIGHT~.
On November 20, he released his second physical single "OVERDOSE".
On January 8, HIROOMI released his second album Who Are You?.
From January 23 to February 24, HIROOMI and RYUJI IMAICHI held the special showcase live tour LDH PERFECT YEAR 2020 SPECIAL SHOWCASE RYUJI IMAICHI / HIROOMI TOSAKA.
On May 12, he released his third CD single "ANSWER... SHADOW". Prior to the release, three songs from the single were pre-released in a three month consecutive releases, one per month: the title track "ANSWER... SHADOW" on February 20, "Can You See The Light" on March 12, and "Colorblind" on April 16.
- Studio Albums
- Joint Albums
- [2018.06.06] FUTURE (Disc 3)
- Digital Singles
- Pre-release Digital Singles
- [2019.11.15] OVERDOSE
- [2019.12.19] Who Are You?
- [2019.12.19] One Way Love
- [2021.02.20] ANSWER... SHADOW
- [2021.03.12] Can You See The Light
- [2021.04.16] Colorblind
- Other Singles
- Video Releases
- Collaboration / Others
- [2016.06.15] Various Artists - HiGH&LOW ORIGINAL BEST ALBUM (Disc 2 #2 "SIN" (ACE OF SPADES feat. Tosaka Hiroomi), #4 "CHAIN BREAKER" (PKCZ® feat. Tosaka Hiroomi))
- [2016.10.12] ACE OF SPADES x PKCZ® feat. Tosaka Hiroomi - "TIME FLIES"
- [2017.02.24] CRAZYBOY - NEOTOKYO EP (#4 "OZ Monster" feat. OMI)
- [2017.04.28] PKCZ® - "PLAY THAT" feat. Tosaka Hiroomi, Crystal Kay, CRAZYBOY
- [2017.08.02] PKCZ® - 360° ChamberZ (#6 "Beauty Mark" feat. Tosaka Hiroomi, SWAY; #8 "CHAIN BREAKER" (ALBUM Ver) feat. Tosaka Hiroomi, CRAZYBOY; #12 "BED ROOM" feat. CRAZYBOY, Tosaka Hiroomi)
- [2018.01.19] CRAZYBOY - NEOTOKYO Ⅲ EP (#1 "FIRST CLASS XMAS" feat. OMI)
- [2018.06.16] HONEST BOYZ® - "BEPPING SOUND" feat. HIROOMI TOSAKA
- [2018.08.29] SWAY - UNCHAINED (#6 "XXX" feat. AK-69 & HIROOMI TOSAKA)
- For the songs he wrote/produced for the artists featured in this wiki, including for his own solo career, see Category:Songs written by Tosaka Hiroomi and Category:Songs composed by Tosaka Hiroomi.
- Solo Songs
- [2011-2012] Keep On Dreaming
- Music Video Appearances
-  Hot Road
-  Terraced House Kuroujingu doa Kindan no Fuku Onsei-ban
-  HiGH&LOW THE MOVIE
-  HiGH&LOW THE RED RAIN
-  HiGH&LOW THE MOVIE 2 / END OF SKY
-  HiGH&LOW THE MOVIE 3 / FINAL MISSION
-  Yuki no Hana
- TV Shows
- [2012-2013] EX-LOUNGE
- [2013-2014] Terraced House
- [2015.10.05] NOBODY KNOWS
- [2018.08.18-2018.12.23] HIROOMI TOSAKA LIVE TOUR 2018 "FULL MOON"
- [2020.01.23-2020.02.24] LDH PERFECT YEAR 2020 SPECIAL SHOWCASE RYUJI IMAICHI / HIROOMI TOSAKA (joint tour with RYUJI IMAICHI)
- [2019.07.20-2019.07.21] HIROOMI TOSAKA TAIPEI CONCERT 2019 SUPERMOON ~UNDER THE MOONLIGHT~
-  39th Hochi Film Award - Best New Artist (for Hot Road)
-  38th Japan Academy Prize - Rookie Actor Award (for Hot Road)
-  69th Mainichi Film Awards - Suponichi Grand Prix Rookie Award (for Hot Road)
-  24th Japanese Film Critics Awards - Rookie Actor Award (for Hot Road)
- He has a close friendship with Yonezu Kenshi.
HIROOMI TOSAKA / ØMI
|Sandaime J SOUL BROTHERS | Category | Songs navbox|
|Studio Albums||1. FULL MOON | 2. ZONE OF GOLD|
|Singles||1. SUPERMOON | 2. OVERDOSE | 3. ANSWER... SHADOW|
|Digital Singles||1. WASTED LOVE | 2. DIAMOND SUNSET | 3. LUXE | 4. SUPERMOON ~Sen~|
|Other Singles||BLUE SAPPHIRE ~Gekijou-ban "Meitantei Conan Konjou no Fist" ver.~|
|Live DVD/Blu-rays||1. HIROOMI TOSAKA LIVE TOUR 2018 "FULL MOON" | 2. LDH PERFECT YEAR 2020 SPECIAL SHOWCASE RYUJI IMAICHI / HIROOMI TOSAKA|
|Concerts & Tours|
|Tours||1. FULL MOON|
|Concerts||1. HIROOMI TOSAKA TAIPEI CONCERT 2019 SUPERMOON ~UNDER THE MOONLIGHT~|
|Joint Tours||LDH PERFECT YEAR 2020 SPECIAL SHOWCASE RYUJI IMAICHI / HIROOMI TOSAKA|
|Units & Other Acts|
|Associated Acts||EXILE TRIBE | THE Sharehappi from Sandaime J Soul Brothers from EXILE TRIBE|