Sōtarō Shimauchi

I'll be honest — I didn't have Sōtarō Shimauchi on my radar until the 2023 Central League season made it impossible to ignore him. Thirty-nine holds and a 2.31 ERA as a reliever? That's not luck, that's a guy who has quietly built one of the tightest bullpen arms in the league. Drafted out of Kyushu Kyoritsu University in 2018, he took the long route — no overnight sensation story here — and that Capricorn grind-it-out energy is genuinely all over his career arc. The Hiroshima Carp picking up a Best Relief Pitcher award is already a rare thing, and the fact that it was this Fukuoka-born right-hander who delivered it feels weirdly fitting. 158 km/h heat from a reliever who just keeps showing up, keeps getting the job done. I'm the type who roots for the guy holding the bridge together while everyone watches the closer, and Shimauchi is exactly that guy.

Sōtarō Shimauchi is a Japanese professional baseball player born on January 1, 1996, in Fukuoka Prefecture, Japan. He is a Capricorn born in the Year of the Rat. Further biographical and career details are not publicly available.

Name (English)

Sōtarō Shimauchi

Name (Japanese)

島内颯太郎

Reading

しまうち そうたろう

Born

January 1, 1996 (age 30)

Zodiac / Chinese zodiac

Capricorn / Year of the Rat

Origin

Fukuoka Prefecture, Japan

Occupation

Baseball player

Motto

Private

• Instagramhttps://www.instagram.com/shimauchi8246/
• Wikipedia (Japanese)https://ja.wikipedia.org/wiki/%E5%B3%B6%E5%86%85%E9%A2%AF%E5%A4%AA%E9%83%8E

Tags

• From Fukuoka Prefecture
• Baseball player

Last updated

2026-06-02

Facts are limited to publicly available information up to 2024; non-public or unconfirmed items are omitted. English text is machine-assisted (facts translated by Sonnet, "My Take" written by Opus 4.8). The Japanese page is the source of record.