Photo: Dick Thomas Johnson / CC BY 2.0 (source: Wikimedia Commons)
Kōtarō Koizumi was born on July 10, 1978 in Yokosuka, Kanagawa Prefecture, Japan. Kōtarō Koizumi is listed as a tarento and film actor. That works out to 48 years old in 2026. Education on record includes Nihon University. The listed height is 177 cm.
My Take
Kotaro Koizumi has navigated an unusually heavy inheritance with real grace. As the eldest son of former Prime Minister Junichiro Koizumi and brother of politician Shinjiro, the obvious path was politics, yet he chose acting instead, even dropping out of Nihon University to pursue it. I respect that quiet defiance of expectation. Rather than coast on a famous surname, he built a genuine career on warmth and steady, dependable performances. What I find admirable is the discipline of carving out an independent identity while carrying a name that follows you into every room you enter.
1. Profile
- Name (English)
- Kōtarō Koizumi
- Name (Japanese)
- 小泉孝太郎
- Reading
- こいずみ こうたろう
- Born
- July 10, 1978 (age 48)
- Zodiac / Chinese zodiac
- Cancer / Horse
- Origin
- Yokosuka, Kanagawa Prefecture, Japan
- Height
- 177 cm
- Occupation
- actor / tarento / film actor
2. Background
- University
- Nihon University
3. Links
- Wikipedia (English)https://en.wikipedia.org/wiki/Kotaro%20Koizumi
- Wikipedia (Japanese)https://ja.wikipedia.org/wiki/%E5%B0%8F%E6%B3%89%E5%AD%9D%E5%A4%AA%E9%83%8E
- Wikidatahttps://www.wikidata.org/wiki/Q1036065
4. About this entry
Tags
- Last updated
- 2026-06-23
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.
Frequently asked questions
When was Kōtarō Koizumi born?
Born July 10, 1978 (age 48).
Where is Kōtarō Koizumi from?
Kōtarō Koizumi is from Yokosuka, Kanagawa Prefecture, Japan.
What does Kōtarō Koizumi do?
Kōtarō Koizumi works as actor, tarento, film actor.
How tall is Kōtarō Koizumi?
Kōtarō Koizumi is 177 cm.
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