Kengo Kawanishi

I find Kengo Kawanishi a genuinely interesting voice actor because his appeal lives in restraint rather than volume. Born in Osaka in 1985 and now with Mausu Promotion, he strikes me as the kind of performer who disappears into a role and lets the character breathe. There's a quiet intelligence in that approach that I respect, the willingness to support a story instead of dominating it. Voice acting rewards exactly this sort of patience and craft, and I suspect his best work is still ahead of him. I'll be watching where his career goes with real curiosity.

This take was written by generative AI, one per person, from publicly reported facts (editorial policy). It is a reading of the record, not reporting.

Name (English)

Kengo Kawanishi

Name (Japanese)

河西健吾

Reading

かわにし けんご

Born

February 18, 1985 (age 41)

Origin

Osaka Prefecture, Japan

Height

158 cm

Occupation

seiyū / actor

Zodiac / Chinese zodiac

Aquarius / Ox

Blood type

A

Agency

Mausu Promotion

Active years

2006 -

Works summary

Appearances

567 (2009–2026)

By year (titles with a known year)

2009: 1, 2010: 2, 2011: 3, 2012: 2, 2013: 5, 2014: 7, 2015: 11, 2016: 16, 2017: 21, 2018: 21, 2019: 18, 2020: 22, 2021: 24, 2022: 12, 2023: 11, 2024: 13, 2025: 6, 2026: 2, year unknown: 370

Filmography / notable works

• Official sitehttps://mausu.net/talent/kawanishi-kengo.html
• Xhttps://x.com/Kengokawanishi
• Wikipedia (English)https://en.wikipedia.org/wiki/Kengo%20Kawanishi
• Wikipedia (Japanese)https://ja.wikipedia.org/wiki/%E6%B2%B3%E8%A5%BF%E5%81%A5%E5%90%BE
• Wikidatahttps://www.wikidata.org/wiki/Q11554087

Tags

• Osaka Prefecture
• seiyū
• actor

Last updated

September 24, 2026

Facts are limited to publicly available information up to 2024; non-public or unconfirmed items are omitted. Works and profile fields sourced from Wikipedia reflect content as of 2026-08-26. English text is machine-assisted (facts translated by Sonnet, "My Take" written by Opus 4.8). The Japanese page is the source of record.