is a former Japanese professional

basketball Basketball is a team sport in which two teams, most commonly of five players each, opposing one another on a rectangular Basketball court, court, compete with the primary objective of #Shooting, shooting a basketball (ball), basketball (appro ...

player who played for the

Akita Northern Happinets The Akita Northern Happinets are a Japanese professional basketball team based in Akita that competes in the Eastern Conference of the First Division of the B.League. The team was formed as an expansion team of the bj league in 2010 and found s ...

of the

B.League The B.League is a men's professional basketball league in Japan. The league is operated by the Japan Professional Basketball League and was formed as a result of a merger between the National Basketball League that was operated by the FIBA-affi ...

in Japan. Mizumachi was born in Imari,

Saga Prefecture is a Prefectures of Japan, prefecture of Japan located on the island of Kyushu. Saga Prefecture has a population of roughly 780,000 and has a geographic area of . Saga Prefecture borders Fukuoka Prefecture to the northeast and Nagasaki Prefect ...

, Japan and started playing basketball while in elementary school. After graduating from

Gakushuin University is a private university in Mejiro, Toshima, Tokyo. The Gakushūin (or "Peers School") was established during the Meiji period to educate the children of the Japanese nobility, but back then the institution had only the primary and secondary ...

in 2004 he decided to enter professional basketball, against his parents' wishes. He joined a team below

Niigata Albirex BB The Niigata Albirex BB () is a professional basketball team based in Nagaoka, Niigata Prefecture, Japan that compete in the third division of the Japanese B.League. Outline The club was founded in 1954 as the company team of Daiwa Secur ...

's organization. In 2005 he was drafted by the

Oita Heat Devils The are a Japanese professional basketball team based in Matsuyama, Ehime Prefecture, that competes in the second division of the B.League. The team was founded in 2005 as the Oita HeatDevils, one of the founding members of the bj league. The tea ...

in the seventh round (26th overall) of the 2005

bj league The was a professional basketball league in Japan that began in November 2005 as a six-team league. The league was operated as a competitor to the established Japan Super League which was run by the Japan Basketball Association, the official ...

draft. During three seasons with Oita he was named as a deputy captain, but was released at the end of the 2007-08 season. He was then signed by Niigata and spent two seasons with their bj league team. In June 2010 Mizumachi was signed by the Happinets in the second round of the 2010 expansion draft and has served as captain throughout the club's seven seasons in the bj league. He was one of 12 players to participate in all eleven seasons of the bj league. He has remained with Akita following the team's entry into the

in September 2016, but has been replaced as captain by

Shigehiro Taguchi Shigehiro Taguchi (田口成浩, born March 25, 1990), nicknamed Shige, is a Japanese professional basketball player for the Akita Northern Happinets of the B.League in Japan. He is a native of Akita prefecture and the most popular player in the ...

. His nickname is "Macho". His retirement ceremony was held at the

Akita Prefectural Gymnasium is a stadium in Akita, Akita Prefecture, Japan. The gymnasium was built in 1968. Yoshio Kobayashi and Masatoshi Soh were the architects. Masao Sitoh and Arata Ono were the structural engineers. It is west of the Akita Station. The gymnas ...

on April 3, 2019.

Career statistics

Regular season

, - , align="left" , 2005-06 , align="left" , Oita , 31, , 4, , 14, , 36.7%, , 25.0%, , 76.9%, , 1.4 , , 1.4, , 0.5, , 0, , 2 , - , align="left" , 2006-07 , align="left" , Oita , 22, , 7, , 12, , 43.6%, , 33.3%, , 0.0%, , 1.3 , , 1.2, , 0.4, , 0, , 1.8 , - , align="left" , 2007-08 , align="left" , Oita , 29, , 5, , 9, , 32.4%, , 0.0%, , 75.0%, , 1.2 , , 0.9, , 0.3, , 0, , 1 , - , align="left" , 2008-09 , align="left" , Niigata , 29, , 0, , 4, , 42.1%, , 11.1%, , 50.0%, , 0.7 , , 0.2, , 0.3, , 0.1, , 0.7 , - , align="left" , 2009-10 , align="left" , Niigata , 35, , 11, , 6, , 41.0%, , 50.0%, , 66.7%, , 0.8 , , 0.6, , 0.4, , 0, , 1.2 , - , align="left" , 2010-11 , align="left" , Akita , 50, , 45, , 29, , 33.2%, , 30.3%, , 59.2%, , 3.1 , , 2.8, , 1.3, , 0, , 4.6 , - , align="left" , 2011-12 , align="left" , Akita , 50, , 11, , 18, , 42.9%, , 33.8%, , 51.7%, , 1.9 , , 1.6, , 0.8, , 0, , 3.5 , - , align="left" , 2012-13 , align="left" , Akita , 44, , 13, , 7, , 46.9%, , 28.6%, , 66.7%, , 1.0 , , 0.9, , 0.6, , 0, , 1.3 , - , align="left" , 2013-14 , align="left" , Akita , 41, , 0, , 6.0, , 45.5%, , 28.6%, , 42.9%, , 0.3, , 0.7, , 0.5, , 0, , 1.2 , - , align="left" , 2014-15 , align="left" , Akita , 50, , 13, , 13.2, , 47.1, , 26.5, , 66.7, , 1.0, , 1.5, , 0.5, , 0.1, , 2.7 , - , - , align="left" , 2015-16 , align="left" , Akita , 52, , 32, , 16.2, , 41.7, , 28.3, , 52.6, , 1.8, , 2.0, , 0.8, , 0.1, , 2.9 , - , - , style="background-color:#FFCCCC" align="left" , 2016-17 , align="left" , Akita , 45, , 2, , 10.4, , 25.0, , 0, , 50.0, , 0.8, , 0.7, , 0.4, , 0, , 0.8 , - , - , align="left" , 2017-18 , align="left" , Akita , 48, , 8, , 8.4, , 37.8, , 22.2, , 55.6, , 0.8, , 0.6, , 0.4, , 0, , 1.4 , - , - class="sortbottom" ! style="text-align:center;" colspan=2, Career ! 526, , , , 12.5, , 39.1, , 27.9, , 58.6, , 1.4, , 1.2, , 0.6, , 0.0, , 2.1

Playoffs

, - , style="text-align:left;", 2010-11 , style="text-align:left;", Akita , 2 , , , , 31.0 , , .455 , , .333 , , .500 , , 3.5 , , 4.5 , , 1.5, , 0.0 , , 6.0 , - , style="text-align:left;", 2011-12 , style="text-align:left;", Akita , 4 , , , , 14.5 , , .500 , , .800 , , .000 , , 1.0 , , 1.3 , , 0.5, , 0.0 , , 3.0 , - , style="text-align:left;", 2013-14 , style="text-align:left;", Akita , 3 , , 0 , , 4.00 , , .667 , , .000 , , .000 , , 1.0 , , 0.33 , , 0, , 0 , , 1.33 , - , style="text-align:left;", 2016-17 , style="text-align:left;", Akita , 1 , , 0 , , , , .000 , , .000 , , .000 , , 0 , , 1.0 , , 0, , 0 , , 0 , - , style="text-align:left;", 2017-18 , style="text-align:left;", Akita , 5 , , 0 , , 8.06 , , .200 , , .000 , , 1.000 , , 1.6 , , 1.8 , , 0.6 , , 0 , , 0.8 , - Mizumachi ryosuke

References

External links

* * {{DEFAULTSORT:Mizumachi, Ryosuke 1981 births Living people Akita Northern Happinets players Ehime Orange Vikings players Gakushuin University alumni Niigata Albirex BB players Japanese men's basketball players Sportspeople from Saga Prefecture People from Imari, Saga