# Rina Kawaguchi

Rina Kawaguchi (Japanese: 川口 莉奈, Hepburn: Kawaguchi Rina, born 24 November) is a Japanese voice actress from Saitama Prefecture, affiliated with Aoni Production. She is known for starring as Luca Ikaruga in The Idolmaster Shiny Colors, Quan in Kizuna no Allele, Ai Kamiyo in Dark Gathering, and Nico Wakatsuki in Witch Watch.

## Biography

Rina Kawaguchi, a native of Saitama Prefecture, was born on 24 November. During her early career, she voiced characters in Rifle Is Beautiful, Chibi Maruko-chan, GeGeGe no Kitarō, One Piece, Digimon Ghost Game, and Sailor Moon Eternal.
She voiced Reginleif in Record of Ragnarok and Celty Srowa in Is It Wrong to Try to Pick Up Girls in a Dungeon?. In 2023, she starred as Quan in Kizuna no Allele and as Ai Kamiyo in Dark Gathering; she also performed both opening theme songs of the former as part of the tie-in unit PathTLive. In August 2024, it was announced that she would star as Nico Wakatsuki, the main protagonist of Witch Watch.
In July 2023, it was announced that she would voice Luca Ikaruga, one of the three members of the unit Cometik, in The Idolmaster Shiny Colors, a spinoff of The Idolmaster franchise. After unsuccessfully auditioning for the Shiny Colors unit Noctchill, she successfully auditioned to play Luca; she recalled sounding differently from her normal self for her audition, as well as wearing platform shoes to compensate for the height difference between her and her character.
She was already a fan of The Idolmaster Cinderella Girls: Starlight Stage by the time she joined Shiny Colors, and she considers Eve Santaclaus and Ranko Kanzaki among her favorite idols in the game.
K-pop is one of Kawaguchi's favorite genres.

## Filmography
### Animated television

| Year | Title | Role |
| 2019 | Rifle Is Beautiful | Student |
| 2020 | Chibi Maruko-chan | Typhoon sister |
| 2020 | Future's Folktales | Servant |
| 2020 | GeGeGe no Kitarō | Female college student C |
| 2020 | One Piece | Boy |
| 2020 | The Genie Family 2020 | Staff |
| 2021 | Digimon Ghost Game | Moe, high school girl, Potamon, Nico, girls |
| 2021 | Record of Ragnarok | Reginleif |
| 2022 | RPG Real Estate | Child |
| 2022 | Shinobi no Ittoki | Female student |
| 2022 | Sylvanian Families | Sky, etc. |
| 2022 | The Makanai: Cooking for the Maiko House | Maiko A |
| 2023 | Dark Gathering | Ai Kamiyo |
| 2023 | Kizuna no Allele | Quan |
| 2023 | Is It Wrong to Try to Pick Up Girls in a Dungeon? | Celty Srowa |
| 2023 | My Love Story with Yamada-kun at Lv999 | Tousei High School students |
| 2025 | Witch Watch | Nico Wakatsuki |
| 2025 | Himitsu no AiPri: Ring-hen | Elle Rokudō |

### Animated film

| Year | Title | Role | Ref. |
| 2021 | Sailor Moon Eternal | Women | |

### Original net animation

| Year | Title | Role | Ref. |
| 2022 | Shenmue: The Animation | Izumi Takano | |
| 2022 | Tales of Luminaria: The Fateful Crossroad | Refugee child | |

### Video games

| Year | Title | Role |
| 2019 | Robot Girls Z Online | Gallery director |
| 2020 | Monster Strike | Mako Otoshida |
| 2021 | Kemono Friends 3 | Tategoto Azarashi |
| 2021 | Touhou Danmaku Kagura | Merlan Prismriver |
| 2021 | The Idolmaster Shiny Colors | Luca Ikaruga |
| 2021 | Utawarerumono: Lost Flag | Crew |
| 2024 | Reynatis | Moa Fukamachi |