was a Japanese volleyball player. Her name before her divorce was Ai Yamamoto (山本 愛).
Career
Ōtomo competed at the 2004 Summer Olympics in Athens, Greece, wearing the number #13 jersey. She took fifth place with the Japan women's national team. She played as a middle-blocker.
In 2006, Ōtomo was two months pregnant when she married Tatsuo Yamamoto, a professional beach volleyball player.
In 2008, Hisamitsu Springs announced that Ōtomo would return to active duty.
In 2009, Ōtomo played for JT Marvelous.
In September 2011, due to a right knee injury, Japan Volleyball Association announced that Ōtomo would not play in the World Cup.
At the 2012 Summer Olympics, Ōtomo was part of the Japanese team that won the bronze medal in indoor women's volleyball.
In April 2013 JT Marvelous announced Ōtomo's retirement.
On 8 August 2013, Ōtomo married Hiroyuki Akimoto, who is a Judoka.
Clubs
SendaiIkuei High School
NEC Red Rockets (2000–2006) Hisamitsu Springs (2008–2009) JT Marvelous (2009–2013)
Awards
Individual
1999 Asian Youth Championship – Best server award
2000 Asian Junior Championship – Server award
2001 2000–01 V.Premier League – New face award
2002 51st Kurowashiki All Japan Volleyball Championship – Best6
2005 54th Kurowashiki All Japan Volleyball Championship – Best6
2009 58th Kurowashiki All Japan Volleyball Tournament – Best6
2010 2009–10 V.Premier League – Best 6
2010 59th Kurowashiki All Japan Volleyball Tournament – Best6
2011 2010–11 V.Premier League – Best 6
2011 60th Kurowashiki All Japan Volleyball Tournament – MVP, Best6
2013 62nd Kurowashiki All Japan Volleyball Tournament – Best 6
Team
2001 Kurowashiki All Japan Volleyball Championship – Champion, with NEC Red Rockets 2002 8th V.League – Runner-Up, with NEC Red Rockets 2003 9th V.League – Champion, with NEC Red Rockets 2004 10th V.League – Champion, with NEC Red Rockets 2008–09 V.Premier League – Runner-Up, with Hisamitsu Springs 2009 58th Kurowashiki All Japan Volleyball Tournament – Runner-Up, with Hisamistu Springa 2009–10 V.Premier League – Runner-Up, with JT Marvelous 2010 59th Kurowashiki All Japan Volleyball Tournament – Runner-Up, with JT Marvelous 2010–11 V.Premier League – Champion, with JT Marvelous 2011 60th Kurowashiki All Japan Volleyball Tournament – Champion, with JT Marvelous