Kei Nishikori - Updated Jun 2024

Updated On June 3, 2024
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Matsue, Japan
Birth Sign

Matsue, Japan

Kei Nishikori

Kei Nishikori is a famous professional tennis player who hails from Matsue, Shimane, Japan. Kei Nishikori is a single-man Japanese tennis player who has scored within the top ten in the ATP Singles Ranking.

Early Life

Nishikori’s birthdate is 29th December 1989 and his birthplace is Matsue, Shimane, Japan. Kei holds a Japanese nationality and his age as of 2023 is thirty-four years old. Likewise, Kei Nishikori’s zodiac sign is Capricorn. The name of Kei’s dad is Kiyoshi who is an engineer whereas his mom is Eri who is a piano teacher. Kei also has an elder sister, Reina who as of now serves in Tokyo. For his schooling, Kei Nishikori went to Aomori-Yamada High School which is located in Japan. Before this, Kei went to Kaisei Junior High School.

At the age of 5 years old, a Japanese tennis player had already started playing tennis. His ability was increasing as Kei was taking part in several competitions of the All Japan Tennis Championships for Kids in the year 2001. After completing high school at thirteen years old, Nishikori was also one of the sponsors of the popular IMG Academy in Florida, United States, from an ex-CEO of Sony. At IMG, 14-year-old Nishikori went on to improve his tennis skills in one of the most equipped facilities and most competitive training environments.

Kei Nishikori

Caption: Kei Nishikori when he was young (Source: Twitter)

Kei Nishikori- Career and Professional Life

When Nishikori was fifteen years old, he had already started taking part in junior tournaments. At the 2004 Riad 21 Tournament, Kei was the winner that happened in Morocco. When he was seventeen years old, Kei took part in the Junior French Open, where he was defeated in the quarterfinal. He then went on to take part in the ITF Futures occasion, where he also was the winner. Kei with Emiliano Massa then was the winner of the doubles at the tournament. In the year 2007, Kei took part in the Luxilon Cup, where he even was the winner.

The eighteen-year-old Japanese tennis player turned professional in the same year. After he was defeated in the last matches of 2 USTA Pro Circuit occasions, Kei worked for the Sony Ericsson Open together with Gustavo Kuerten. There, they went on to be defeated in the 1st round. He went to play in the Indianapolis Tennis Championships and was the smallest participant to reach the tournament’s quarterfinal from the year 1985. There, Kei Nishikori did not get the victory and went on to continue to the China Open, where he was removed in the 1st round.

After this, Kei Nishikori took part in the AIG Japan Open Tennis Championship that happened in Tokyo where he was removed in the 1st round. Nishikori then finished his 1st year of specialized tennis, by performing in the Asian Hopman Cup. Kei started the 2008 season in styles. The Japanese tennis player was a semifinalist at the Miami challenger and participated in the Delray Beach tournament. Kei won there and was the 1st Japanese participant to get an ATP occasion in sixteen years. After not winning the 3rd round of the Queen’s Club Championship from Rafael Nadal, Kei participated in the Wimbledon.


Then, after going through muscle pressure in his stomach, Kei had to stop working in the 1st round. Kei also was present in the Beijing Olympics however was beaten in the 1st round. Then, he participated in the US Open but lost in the round of sixteen. Kei also completed his 2008 season by appearing as a qualifier in the Stockholm Open. Moreover, he got an award of the ATP Newcomer of the Year for 2008 and became the 1st Japanese participant to get the title. Due to his injury, Kei withdrew from some Grand Slam occasions in the year 2009. After recovery, Kei took part in the Delray Beach however lost in the 1st round.

Then, Kei took part in the Savannah Challenger and also in the Sarasota Open of which he was the winner. In the 2010 French Open, Kei played but was defeated by Novak Djokovic. Likewise, Nishikori lost at Wimbledon to Nadal but made it to the US Open. Kei Nishikori has similarly taken part, lost, and won in other several contests. After going on but losing at some point several times, Kei became the winner of the Malaysian Open. At the ATP finals, Kei came being a semifinalist and settled the season in fifth place in the ATP rankings.

Kei was also the winner of the Memphis Open for the straight thrice in 2015. The Japanese tennis player then goes into the ending of the Abierto Mexicano Telcel but doesn’t win. After winning his Barcelona Open title, Kei didn’t claim any further titles in the year 2015. At the beginning of the 2016 season, the Japanese tennis player was in eighth place. Also, after being the quarterfinalist of the Australian Open, Kei became the winner of the Memphis Open. But after not going ahead at the end of the Miami Open, Nishikori was still in the closing of the Barcelona Open and lost to Rafael Nadal.


At the 2016 Rio de Janeiro Olympics, Kei defeated Andy Murray and got bronze. But after appearing as a semifinalist in the US Open, Kei lost in the 2nd round of the ATP Finals. The year ended after Nishikori appeared in the fifteenth place in the ATP rankings. The year 2017 became an injury-plagued season for Kei after going through a wrist injury in the US Open and he had to rest for the whole season. After five months of rest, Kei got back to get the ATP Challenger. Nishikori also went to the end of the Monte-Carlo Masters and became the quarterfinal of the Italian Open.

Then, Kei got back to participate in the final of the Vienna Open but was defeated. Nishikori again went up to the ATP finals but was defeated in the team round. After then,  Nishikori started his 2019 season after captivating Brisbane International. Nishikori also went on to be in the quarterfinal at the Australian Open and retired there. The Japanese tennis player got to the quarterfinal of the French Open and even Wimbledon. As of 2020, Kei Nishikori has not played since the 2019 US Open because of injury and the coronavirus pandemic, he verified positive for COVID-19 twice.

Kei Nishikori

Caption: Kei Nishikori playing tennis (Source: Instagram)

Kei Nishikori – Net Worth 2024

The Japanese tennis player has been making an impressive amount of money in his professional career. Kei Nishikori’s estimated net worth is around $24 million as of 2021. Nishikori has also been earning some of his fortunes from several endorsements and sponsorship deals. Nike, Uniqlo, Jaguar, Tag Heuer, Japan Airlines, and Nissin Foods are some of them that give around $33 million annually to Kei. There is no doubt that Kei Nishikori has been living a luxurious and amazing life now.

Relationship Status

Kei Nishikori married his girlfriend Mai Yamauchi in December. However, he has dated a girl whose name is Honami Tsuboi for a long time now. Honami Tsuboi is a former gymnast who has represented her nation, Japan at the Beijing Olympics of the year 2008. In the year 2010, Kei Nishikori’s ex-girlfriend retired from her professional gymnastics career.

As of now, Honami Tsuboi is a certified yoga instructor and always is present at her boyfriend’s tennis programs. Honami Tsuboi frequently appears on the courtside to support Kei Nishikori. Other than this, Kei Nishikori has never been present in any rumors and controversies.

Kei Nishikori

Caption: Kei Nishikori with his ex-girlfriend (Source: EssentiallySports)

Body Measurement

Regarding the physical statistics of Kei Nishikori, he has a good height of 7 feet 10 inches or else 1.78 m. Kei Nishikori also has a suitable body weight of around 75 kg or 165 lbs. Similarly, the chest size of the Japanese tennis player is 39 inches and his waist size is 30 inches. The size of Kei Nishikori’s waist is 30 inches and his biceps size is 14 inches. Moreover, Kei Nishikori has a fair complexion with a pair of black eyes and short black hair. Kei Nishikori also has a slim and well-maintained body type.

Kei Nishikori – Social Media

Coming to the social media part, Kei Nishikori has been quite active there for a long time now. Kei Nishikori is a professional athlete people love his work and admire him the most. The Japanese tennis player has an Instagram account with more than542 a thousand followers. Similarly, Kei Nishikori has already gained 999.8 thousand followers on her Twitter account. Kei Nishikori even has another 762 thousand followers on his Facebook page as of July 2021.