is a Japanese astronomer

Astronomer

An astronomer is a scientist who studies celestial bodies such as planets, stars and galaxies.Historically, astronomy was more concerned with the classification and description of phenomena in the sky, while astrophysics attempted to explain these phenomena and the differences between them using...

. He is a prolific discoverer of asteroid

Asteroid

Asteroids are a class of small Solar System bodies in orbit around the Sun. They have also been called planetoids, especially the larger ones...

s.

Asteroid Asteroid Asteroids are a class of small Solar System bodies in orbit around the Sun. They have also been called planetoids, especially the larger ones... s discovered: 27

} || April 16, 1988
|-
| 3915 Fukushima

3915 Fukushima

3915 Fukushima is a main-belt asteroid discovered on August 15, 1988 by Yanai, M. and Kazuro Watanabe at Kitami Observatory.- External links :*...

  || August 15, 1988
|-
| 4263 Abashiri

4263 Abashiri

4263 Abashiri is a main belt asteroid discovered on September 7, 1989 by Masayuki Yanai and Kazuro Watanabe at Kitami Observatory.-References:...

  || September 7, 1989
|-
| 4557 Mika

4557 Mika

4557 Mika is a main-belt asteroid discovered on December 14, 1987 by Masayuki Yanai and Kazuro Watanabe at Kitami.- External links :*...

  || December 14, 1987
|-
| 4771 Hayashi

4771 Hayashi

4771 Hayashi is a main-belt asteroid discovered on September 7, 1989 by Yanai and Watanabe at Kitami.- External links :*...

  || September 7, 1989
|-
| 5121 Numazawa

5121 Numazawa

5121 Numazawa is a main-belt asteroid discovered on January 15, 1989 by Yanai and Watanabe at Kitami.- External links :*...

  || January 15, 1989
|-
| 5174 Okugi

5174 Okugi

5174 Okugi is a main-belt asteroid discovered on April 16, 1988 by Yanai and Watanabe at Kitami.- External links :*...

  || April 16, 1988
|-
| 5374 Hokutosei

5374 Hokutosei

5374 Hokutosei is a main-belt asteroid discovered on January 4, 1989 by Yanai and Watanabe at Kitami.- External links :*...

  || January 4, 1989
|-
| 6562 Takoyaki

6562 Takoyaki

6562 Takoyaki is a main-belt asteroid discovered on November 9, 1991 by M. Yanai and K. Watanabe at Kitami.- External links :*...

  || November 9, 1991
|-
| 6707 Shigeru

6707 Shigeru

6707 Shigeru is a main-belt asteroid discovered on November 13, 1988 by M. Yanai and K. Watanabe at Kitami.- External links :*...

  || November 13, 1988
|-
| || September 28, 1992
|-
| 8182 Akita

8182 Akita

8182 Akita is a main belt asteroid discovered on October 1, 1992 by M. Yanai and K. Watanabe at Kitami.- External links :*...

  || October 1, 1992
|-
| 10117 Tanikawa

10117 Tanikawa

10117 Tanikawa is a main-belt asteroid discovered on October 1, 1992 by M. Yanai and K. Watanabe at Kitami. It is named after Kiyotaka Tanikawa, an associate professor at the National Astronomical Observatory of Japan who focuses on studying the three-body problem.- External links :...

  || October 1, 1992
|-
| 11280 Sakurai

11280 Sakurai

11280 Sakurai is a main-belt asteroid discovered on October 9, 1989 by M. Yanai and K. Watanabe at Kitami.- External links :*...

  || October 9, 1989
|-
| 11494 Hibiki

11494 Hibiki

11494 Hibiki is a main-belt asteroid discovered on November 2, 1988 by M. Yanai and K. Watanabe at Kitami.- External links :*...

  || November 2, 1988
|-
| || October 28, 1992
|-
| || November 16, 1992
|-
| || September 23, 1992
|-
| || October 19, 1992
|-
| (14441) 1992 SJ  || September 21, 1992
|-
| (14443) 1992 TV  || October 1, 1992
|-
| (14901) 1992 SH  || September 21, 1992
|-
| 17516 Kogayukihito

17516 Kogayukihito

17516 Kogayukihito is a main-belt asteroid discovered on October 28, 1992 by Masayuki Yanai and Kazuro Watanabe at the Kitami Observatory. The asteroid was named for the Japanese amateur astronomer and broadcaster Yukihito Koga.- External links :...

  || October 28, 1992
|-
| || September 28, 1992
|-
| || October 24, 1989
|-
| (24757) 1992 VN  || November 1, 1992
|-
| || October 19, 1992
|-
| colspan="2" style="font-size: smaller;" |

1. with Kazuo Watanabe

|}