---
name: "HIKAKIN"
canonical: "https://film.one/person/hikakin"
roles: ["Actor"]
born: "21 April 1989"
reviewed_on_fi1m: 1
updated: "2026-09-16T21:13:19.264799+00:00"
licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL."
---

# HIKAKIN

Actor. Born 21 April 1989 in Myōkō, Niigata, Japan.

## Details

- **Work:** Actor
- **Born:** 21 April 1989, Myōkō, Niigata, Japan
- **Also known as:** 開發光, Hikaru Kaihatsu

## Biography

Hikakin, born Hikaru Kaihatsu on 21 April 1989 in Myōkō, Niigata, Japan, is a Japanese YouTuber, beatboxer and actor. He is best known for his main YouTube channel HikakinTV, which features product reviews, travel videos and entertainment content, and has amassed over 19 million subscribers. He co-founded the multi-channel network Uuum and established the company Bee.

Kaihatsu has appeared in several films and television productions, often credited as Hikakin. His acting credits include the role of Waiter in *Ju-on: The Final Curse* (2015), a cameo as himself in *The Great Yokai War: Guardians* (2021), and the part of Passerby in *Exit 8* (2025). He has also voiced characters in video games and appeared in series such as *I Will Be Your Bloom* (2022).

*Sources: en.wikipedia.org, imdb.com.*

## On Fi1m (1)

- *Exit 8* (2025), Fi1m 72, as Passerby — [page](https://film.one/film/exit-8.md)

## Also known for

- *Ju-on: The Final Curse* (2015), Waiter

---
© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Canonical: https://film.one/person/hikakin