"Yusei Kikuchi is a Japanese professional baseball pitcher currently playing for the Houston Astros. He has previously played for MLB teams such as the Seattle Mariners and the Toronto Blue Jays. Before joining the MLB, he was part of the Saitama Seibu Lions in Japan's Nippon Professional Baseball league."
Yusei Kikuchi was born on June 17, 1991.
In October 2009, while attending Hanamaki Higashi High School, Yusei Kikuchi contemplated bypassing the amateur draft in Japan to sign with an MLB team, drawing interest from multiple MLB and NPB teams.
On October 29, 2009, Yusei Kikuchi officially entered the Japanese baseball draft, opening the door for professional teams to vie for his talents.
On November 20, 2009, Yusei Kikuchi signed a professional contract with the Saitama Seibu Lions of the NPB.
Following the 2011 season, Yusei Kikuchi joined the Melbourne Aces of the Australian Baseball League.
Yusei Kikuchi married Rumi Fukatsu in 2016.
On December 3, 2018, the Saitama Seibu Lions announced that Yusei Kikuchi would be allowed to enter the posting system, making him eligible to sign with an MLB team.
In 2018, Yusei Kikuchi was selected to participate in the NPB All-Star game.
Yusei Kikuchi signed a four-year contract with the Seattle Mariners on January 2, 2019.
In 2020, Yusei Kikuchi showed improvement in his pitching performance for the Seattle Mariners, recording a lower ERA and an increased strikeout percentage.
Yusei Kikuchi was chosen to represent the American League in the 2021 MLB All-Star Game.
On March 14, 2022, Yusei Kikuchi joined the Toronto Blue Jays after signing a three-year contract worth $36 million.
Yusei Kikuchi achieved his first MLB save on September 30, 2022, a day after the Toronto Blue Jays secured a spot in the postseason.
On July 29, 2024, the Toronto Blue Jays traded Yusei Kikuchi to the Houston Astros in exchange for Jake Bloss, Joey Loperfido, and Will Wagner.