Main character
Michiru Kaiou海王 みちる
- birthday
- March 6
- birthday
- appearances
- 8
- appearances
- main roles
- 6
- main roles

Michiru Kaiou at a glance
Michiru Kaiou is a main character in Bishoujo Senshi Sailor Moon S. She is 16 years old. Her birthday is March 6, which makes her a Pisces. She is voiced by Masako Katsuki in Japanese and by Barbara Radecki in the English dub.
Also known as Sailor Neptune, Michelle.
Michiru Kaiou: quick facts
- Role
- Main character
- Age
- 16
- Birthday
- March 6
- Gender
- Female
- Blood type
- O
- Occupation
- Music Least Favorite
- Zodiac sign
- Pisces
- Also known as
- Sailor Neptune, Michelle
- First appearance
- Bishoujo Senshi Sailor Moon S (1994)
- Latest appearance
- Bishoujo Senshi Sailor Moon Crystal Season III (2016)
- Japanese name
- 海王 みちる
- Japanese voice
Masako Katsuki- English voice
Barbara Radecki
🎂 Everyone born on March 6Full Bishoujo Senshi Sailor Moon S cast👤 Most popular characters
Who is Michiru Kaiou?
Introduced in the third story arc, Michiru fights alongside her partner and lover Haruka in defending the Solar System from outside threats. In both versions of the story, she is elegant, sophisticated, capable of sharp anger, and sometimes cold. She is fully dedicated to her duty as a Senshi. Her Senshi alter-ego is Sailor Neptune, one of the "four soldiers of the outer solar system".
Biography excerpt via Kitsu.
Michiru Kaiou in numbers
- Favourites on AniList
- 626
- fans who marked them a favourite
- Rank in Bishoujo Senshi Sailor Moon S
- #9
- of 25 characters, by favourites
- Appearances
- 8
- 6 as a main character
- On screen
- 1994–2016
- 23 years
Most-loved characters in Bishoujo Senshi Sailor Moon S
AniList favourites
- Usagi Tsukino2,675
- Rei Hino1,690
- Makoto Kino1,188
- Minako Aino1,145
- Ami Mizuno1,016
- Hotaru Tomoe942
- Haruka Tenou794
- Mamoru Chiba742
- Michiru Kaiou628
Show as table
| Item | Favourites |
|---|---|
| Usagi Tsukino | 2,675 |
| Rei Hino | 1,690 |
| Makoto Kino | 1,188 |
| Minako Aino | 1,145 |
| Ami Mizuno | 1,016 |
| Hotaru Tomoe | 942 |
| Haruka Tenou | 794 |
| Mamoru Chiba | 742 |
| Michiru Kaiou | 628 |
Appearances by format
8 titles in total
- TV Series3 · 38%
- Movie2 · 25%
- OVA2 · 25%
- Special1 · 13%
Appearances per year
New titles featuring them
Show as table
| Item | Titles |
|---|---|
| 1994 | 2 titles |
| 1995 | 2 titles |
| 1996 | 2 titles |
| 1997 | 0 titles |
| 1998 | 1 title |
| 1999 | 0 titles |
| 2000 | 0 titles |
| 2001 | 0 titles |
| 2002 | 0 titles |
| 2003 | 0 titles |
| 2004 | 0 titles |
| 2005 | 0 titles |
| 2006 | 0 titles |
| 2007 | 0 titles |
| 2008 | 0 titles |
| 2009 | 0 titles |
| 2010 | 0 titles |
| 2011 | 0 titles |
| 2012 | 0 titles |
| 2013 | 0 titles |
| 2014 | 0 titles |
| 2015 | 0 titles |
| 2016 | 1 title |
Appearances

Bishoujo Senshi Sailor Moon S
TV Series · 1994 · main

Bishoujo Senshi Sailor Moon S: Kaguya Hime no Koibito
Movie · 1994 · main

Bishoujo Senshi Sailor Moon SuperS Special
Special · 1995 · main

Bishoujo Senshi Sailor Moon SuperS: Sailor 9 Senshi Shuuketsu! Black Dream Hole no Kiseki
Movie · 1995 · main

Bishoujo Senshi Sailor Moon: Sailor Stars
TV Series · 1996 · main

Bishoujo Senshi Sailor Moon: Sailor Stars - Hero Club
OVA · 1996 · supporting

Bishoujo Senshi Sailor Moon Memorial
OVA · 1998 · supporting

Bishoujo Senshi Sailor Moon Crystal Season III
TV Series · 2016 · main
More characters from Bishoujo Senshi Sailor Moon S
Michiru Kaiou FAQ
What anime is Michiru Kaiou from?
Michiru Kaiou is a main character in Bishoujo Senshi Sailor Moon S and appears in 8 titles in total, including Bishoujo Senshi Sailor Moon S: Kaguya Hime no Koibito and Bishoujo Senshi Sailor Moon SuperS Special.
How old is Michiru Kaiou?
Michiru Kaiou is 16 years old.
When is Michiru Kaiou's birthday?
Michiru Kaiou's birthday is March 6. See every anime character born on March 6 on AniLumi's birthday page.
Who voices Michiru Kaiou?
Michiru Kaiou is voiced by Masako Katsuki in Japanese and by Barbara Radecki in the English dub.
What is Michiru's full name?
Michiru's full name is Michiru Kaiou (海王 みちる in Japanese). Michiru Kaiou is also known as Sailor Neptune, Michelle.
What is Michiru Kaiou's zodiac sign?
Michiru Kaiou is a Pisces: her birthday is March 6.
When did Michiru Kaiou first appear?
Michiru Kaiou first appeared in Bishoujo Senshi Sailor Moon S (1994) and most recently appeared in Bishoujo Senshi Sailor Moon Crystal Season III (2016).
What is Michiru Kaiou's Japanese name?
Michiru Kaiou is written 海王 みちる in Japanese.
Where can I watch Michiru Kaiou?
Open the Bishoujo Senshi Sailor Moon S page for licensed streaming links and the full episode list.











