:Masaru Mukai

{{Short description|Japanese astronomer}}

class="wikitable floatright" style="font-size: 0.9em;" |+ Minor planets discovered: 13

4703 Kagoshima{{ref label|codisc|1

} || January 16, 1988

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| 5139 Rumoi{{ref label|codisc|1|}} || November 13, 1990

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| 5286 Haruomukai{{ref label|codisc|1|}} || November 4, 1989

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| 5468 Hamatonbetsu{{ref label|codisc|1|}} || January 16, 1988

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| 5640 Yoshino{{ref label|codisc|1|}} || October 21, 1989

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| 5960 Wakkanai{{ref label|codisc|1|}} || October 21, 1989

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| 8866 Tanegashima{{ref label|codisc|1|}} || January 26, 1992

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| 9368 Esashi{{ref label|codisc|1|}} || January 26, 1993

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| 10516 Sakurajima{{ref label|codisc|1|}} || November 1, 1989

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| 11064 Dogen{{ref label|codisc|1|}} || November 30, 1991

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| 14446 Kinkowan{{ref label|codisc|1|}} || October 31, 1992

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| 15790 Keizan{{ref label|codisc|1|}} || October 8, 1993

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| {{mp|(48498) 1993 BS|6}}{{ref label|codisc|1|}} || January 30, 1993

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| colspan=2 style="font-size: smaller;" |

1. {{note label|codisc|1|}} co-discovery with M. Takeishi

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{{nihongo|Masaru Mukai|向井 優|Mukai Masaru|born 1949}} is a Japanese astronomer. He is credited with the discovery of 13 asteroids by the Minor Planet Center.