Okamura Homare was born on May 9, 2005 in Tokyo, Japan.
Okamura was also enrolled in the dance school Tamakko Bubbles, through which she was cast as a dancer in a TV commercial for the "Kotabe" souvenir by Otabe, a Kyoto confectionery company, in November 2015.
On June 22, she was announced as a winner of the Morning Musume '19 LOVE Audition and would join Morning Musume '19 as a 15th generation member alongside Kitagawa Rio and Yamazaki Mei. They were introduced on stage during the Hello! Project 2019 SUMMER concert tour from July 13 and would begin performing with the group in the Morning Musume '19 Concert Tour Aki.
On August 28, Kitagawa, Okamura, and Yamazaki held their debut fanclub event, Morning Musume '19 15ki Member FC Event, at Yamano Hall.
On August 30, it was announced that Okamura was diagnosed with an L4 lumbar facet joint injury. Due to the affected area needing two weeks of rest, she was only be able to participate in the MCs of the remaining Hello! Project 2019 SUMMER concerts on August 31 and September 1.
On September 5, the 15th generation members began a fanclub-exclusive web talk show, titled Three stations.
On August 6, she celebrated her 15th birthday at a fanclub event titled Morning Musume '20 Okamura Homare Birthday Event with two shows at LANDMARK HALL. In compliance with government policy, cheering, crowding, standing, and closeness in the venue were prohibited, and wearing masks were required to enter.
On March 10, it was announced that Okamura was diagnosed with sudden hearing loss. She complained about poor health conditions in the past week and was diagnosed with sudden hearing loss after a consult with a doctor on March 9. As she would need to avoid work that involves loud sounds, she was absent from the March 14 and 21 concerts of the Hello! Project 2021 Haru "Kachou Fuugetsu" tour and from the Hello! Project Hina Fes 2021. After consulting with a doctor, it was announced that she would be absent for concerts through May 30 so she can continue treatment and refrain from work that involves loud sounds. She would gradually resume other activities.
On June 3, an update on Hello! Project's website announced that Okamura would be resuming activities and would perform in the upcoming Hello! Project 2021 summer tour, scheduled to start in July, since her symptoms have subsided and the doctor has given her the permission to resume activities involving loud sounds.
On January 16, it was announced that Okamura was diagnosed with acute gastroenteritis. Okamura complained of abdominal pain earlier in the morning, and after consulting with a doctor, she was diagnosed with acute gastroenteritis. As result, she would be absent from Morning Musume's 70th single release event in Belle Salle Shinjuku Grand Event Hall. An antigen test was also made for COVID-19 precaution but the result was negative.
When Okamura joined Morning Musume, she was in her second year of middle school. As of April 2021, she is currently attending her first year of high school.
Here is a list of nicknames that have been used to refer to Okamura Homare:
- Name: Okamura Homare (岡村ほまれ)
- Nickname: Homa-chan (ほまちゃん), Homatan (ほまたん)
- Birthdate: May 9, 2005
- Birthplace: Tokyo, Japan
- Blood Type: A
- Height: 165.2 cm (5 ft 5 in)?
- Western Zodiac: Taurus
- Eastern Zodiac: Rooster
- Hello! Project Status:
- 2019-06-22: Morning Musume member
- UP-FRONT PROMOTION Status:
- 2019-06-22: Member
- Morning Musume Member Color: Daisy
- Hello! Project Groups:
- Morning Musume (2019-present)
- Other Groups:
- [2020.07.10] Homare
-  Lovelys ~Kimi no Mayoi Michi~ (ラブリーズ～君の迷い道～)
-  Otabe "Kotabe" (おたべ「こたべ」)
- [2019–] Hello! Project Station
- [2019–] Upcoming
- [2019–] tiny tiny
- [2019–] OMAKE CHANNEL
-  Hello Pro Kouhaku Taiko THE☆BATTLE 2019
-  Hello Pro ONE×ONE
-  Hello Pro no Oshigoto Challenge! 2
- [2019–] Morning Musume '19 no Morning Jogakuin ~Houkago Meeting~ (モーニング娘。'19のモーニング女学院〜放課後ミーティング〜)
- [2019–] Three stations (fanclub exclusive)
- She shares the same surname with former Hello Pro Kenshuusei member Okamura Rise and BEYOOOOONDS member Okamura Minami.
- She has been dancing since she was 6 years old and has learned tap dance and ballet.
- In the 2018 stage play Lovelys ~Kimi no Mayoi Michi~, Okamura performed in the same team as Kanemitsu Honoka, who is the older sister of Hello Pro Kenshuusei member Kanemitsu Ruru.
- When she joined Morning Musume, she said in an interview that her favorite song is "One・Two・Three" because Sayashi Riho was really cool as the center. She also stated that her desire was to be able to sing well in front of large audiences.
- She was a fan of Hello! Project before entering the Morning Musume '19 LOVE Audition. She first learned about Hello! Project by getting hooked on watching videos of S/mileage on YouTube. After that, she started seeing ANGERME lives, but she did not have the courage to enter auditions at the time. When Morning Musume opened the audition for 15th generation members, she decided to take a chance and enter.
- She thought she had failed the audition because she made a singing mistake in the final examination.
- She loves collecting goods of the character Kokin-chan from Anpanman.
- She and fellow 15th generation member Yamazaki Mei are the first Morning Musume members to be born after all the original members had graduated from the group.
- Gallery:Okamura Homare
- Gallery:Morning Musume 15th Generation
- List:Okamura Homare Discography Featured In
- List:Okamura Homare Publications Featured In
- List:Okamura Homare Concert & Event Appearances
- List:Okamura Homare Pocket Morning Weekly Q&A