Momona Kasahara Biography: Age, Net Worth, Height, Sisters, Boyfriend, Instagram, Movies, Songs

Momona Kasahara is a Japanese singer and actress who has journeyed from child idol to leader of a major pop group.

She first attracted attention when she joined the idol group Angerme in 2016 at just twelve years old, and her profile rose further after winning first place on the survival show Produce 101 Japan The Girls in 2023.

She now leads the group ME:I and has recently branched into voice acting.

Profile

• Full name: Kasahara Momona
• Date of birth: October 22, 2003
• Age: 22 years old
• Gender: Female
• Place of birth: Kanagawa Prefecture, Japan
• State of origin: Kanagawa, Japan
• Nationality: Japanese
• Profession: Singer, Actress
• Height: 163 cm
• Weight: 46 kg
• Eye color: Dark brown
• Hair color: Black (naturally)
• Parents: N/A
• Siblings: Two younger sisters
• Spouse: None
• Children: None
• Relationship status: Single
• Ethnicity: Japanese
• Net worth: USD $1.2 million (approximately ¥180 million JPY)

Early Life and Education

Momona Kasahara is now 22 years old and was born on October 22, 2003, in Kanagawa Prefecture, Japan.

She has two younger sisters. From the age of three, she trained in ballet, continuing that for approximately nine years.

Her entry into the entertainment industry came early: in 2015 she joined Hello Pro Kenshusei (the trainee program of Hello! Project).

She completed middle school in March 2019 and enrolled in high school the following April.

After leaving Angerme in late 2021, she studied abroad for singing and dancing through the KPOP ART SCHOOL program based in South Korea and Japan.

The training focused on vocal performance, choreography, and stage presence — skills that later benefited her career revival through Produce 101 Japan The Girls.

Personal Life

Momona Kasahara has not publicly disclosed a spouse or children as of 2025.

Her known family consists of her two younger sisters.

There is no information about romantic relationships, extramarital affairs, or divorce.

She lives primarily in Tokyo, Japan, and occasionally travels to South Korea for performance and media activities with ME:I.

She is known to maintain close friendships with former Angerme members and ME:I bandmates.

Career

Momona Kasahara’s career began in earnest when she joined Hello Pro Kenshusei in 2015 as a trainee.

In mid-2016, she was announced as the sole fifth-generation member of Angerme, part of Hello! Project.

She remained with Angerme until 2021.

On June 21, 2021, she announced her graduation from the group, and on November 15 of that year she held her graduation concert and left Hello! Project to study abroad.

After a hiatus, Momona entered the survival competition show Produce 101 Japan The Girls in 2023.

She placed first in the final ranking, earning her a spot in the new group ME:I and becoming its leader.

Her debut with ME:I came with the first single MIRAI in April 2024, where she also served as center.

In 2025 she made her voice-acting debut in the Japanese dub of the live-action Lilo & Stitch, voicing the character Nani.

She is also set to appear in commercials for Japanese fashion brand earth music&ecology and has done modeling for non-no magazine.

Awards

• 2024 – Produce 101 Japan The Girls: 1st place (center and leader of ME:I)
• 2024 – J-Music Rookie Idol Award (ME:I – Group category, Billboard Japan)

Net worth

Momona Kasahara’s estimated net worth is USD $1.2 million (about ¥180 million JPY).

Her income sources include: music and performance brand endorsements etc.

Social Media

• Instagram: @kasahara_momona_official
• TikTok: @momona_mei
• YouTube: Official ME:I Channel
• Twitter (X): @MEI_official_jp

Filmography

• Hobonichi no Kaidan: Takawarai Suru Onna (2020)
• Produce 101 Japan The Girls (2023)
• Numa ni Hamatte Kiitemita: Fashion Numa Special (2024)
• Mezamashi TV (2025) – Guest Host

Discography

• MIRAI (2024) – with ME:I
• Click (2024) – ME:I second single
• Sugar Bomb (2025) – ME:I mini album

Books

• Dear Sister (photo book, 2021)