Yoshinobu Yamamoto is a Japanese professional baseball pitcher for the Los Angeles Dodgers of Major League Baseball (MLB). Born on August 17, 1998, in Bizen, Okayama, Japan, he established himself as one of the most dominant pitchers in Nippon Professional Baseball history before joining the Dodgers in December 2023. Between 2021 and 2023, Yamamoto won three consecutive Pacific League MVP Awards, three Eiji Sawamura Awards, and three Triple Crowns while playing for the Orix Buffaloes. He signed a landmark 12-year, $325 million contract with the Dodgers, the largest ever for a pitcher at the time, and quickly became a cornerstone of their rotation. In his rookie MLB season, he contributed to Los Angeles’ 2024 World Series title. In 2025, Yamamoto earned his first MLB All-Star selection and claimed the World Series MVP award, becoming only the second Asian player to win the award after Hideki Matsui in 2009. He has also represented Japan internationally, winning gold medals at the 2019 WBSC Premier12, the 2020 Summer Olympics, and the 2023 World Baseball Classic.
Yoshinobu Yamamoto Bio
Yamamoto grew up in Bizen, Okayama Prefecture, Japan. His given name combines “Yoshi” from his mother’s name and “Nobu” from his father’s name, reflecting his close family ties. He has one sister who works as an English teacher. From an early age, Yamamoto showed exceptional talent on the mound, developing the foundation for what would become one of the most decorated pitching careers in Japanese baseball history.
Early Life and Background
Yamamoto’s passion for baseball began in his youth, where he honed his skills as a right-handed pitcher. His dedication and work ethic set him apart from an early age, as he developed the mechanics and pitch repertoire that would later make him dominant at the professional level. He grew up idolizing Japanese baseball while also studying international pitching techniques, which contributed to his well-rounded approach to the craft.
Path to Professional Baseball
Yamamoto’s journey to NPB included years of development through Japan’s amateur baseball system, where his exceptional velocity and command caught the attention of professional scouts. His performance in high school and regional competitions demonstrated the poise and competitiveness that would define his professional career. The Orix Buffaloes selected him, providing him with the opportunity to begin his professional journey in the Pacific League.
Yoshinobu Yamamoto Career
Orix Buffaloes (2017–2023)
Yamamoto made his NPB debut on August 20, 2017, three days after his 19th birthday, for the Orix Buffaloes. In his debut season, he appeared in eight games for the farm team in the Western League and made five starts for the main club, posting a 2.35 ERA. In 2018, he transitioned primarily to a relief role, appearing in 60 games with a remarkable 2.10 ERA. He earned his first NPB All-Star selection that season and finished second in rookie of the year voting. The following year, Yamamoto returned to the starting rotation and went 8-7 with a 1.99 ERA and 133 strikeouts in 21 games, leading the Pacific League in ERA.
Dominance Years (2021–2023)
The 2021 season marked the beginning of Yamamoto’s historic three-year run of excellence. He finished with an 18-5 record and 206 strikeouts across 193 2/3 innings pitched while leading the league with a 1.39 ERA. He won the Pacific League MVP Award, the Eiji Sawamura Award, the Triple Crown, the Best Nine Award, the Golden Glove Award, and the Best Battery Award with catcher Kenya Wakatsuki. He also earned Interleague Play MVP honors. On June 18, 2022, Yamamoto threw his first career no-hitter in a 2-0 win over the Saitama Seibu Lions. In 26 starts that season, he went 15-5 with a 1.68 ERA and 205 strikeouts in 193 innings, repeating his MVP, Sawamura Award, and Triple Crown achievements.
On September 9, 2023, Yamamoto threw his second consecutive no-hitter, blanking the Chiba Lotte Marines and becoming the first pitcher in NPB history to accomplish no-hitters in back-to-back seasons. In Game 6 of the Japan Series that year, he threw 138 pitches for a Japan Series-record 14 strikeouts. Following the season, the Buffaloes posted Yamamoto to MLB, and he signed with the Dodgers on December 27, 2023, for a 12-year, $325 million contract.
Los Angeles Dodgers Era (2024–Present)
Yamamoto made his major league debut on March 21, 2024, against the San Diego Padres at Gocheok Sky Dome in Seoul, South Korea, as part of the MLB World Tour. Although he allowed five runs in one inning, he recorded his first MLB strikeout against Jurickson Profar. On April 6, against the Chicago Cubs, Yamamoto picked up his first MLB win, striking out eight while allowing just three hits in five scoreless innings. However, his rookie season faced challenges when he suffered a strained rotator cuff in his right shoulder on June 15, forcing him to the injured list. He returned in September and finished with a 7-2 record, 3.00 ERA, and 105 strikeouts in 18 starts.
In the 2024 postseason, Yamamoto made his playoff debut on October 5 in Game 1 of the National League Division Series against the Padres. He earned his first postseason win on October 12, pitching five scoreless innings. The Dodgers defeated the New York Yankees in five games to win the World Series, with Yamamoto contributing a solid performance in Game 2 by allowing just one run in 6 1/3 innings.
The 2025 season saw Yamamoto establish himself as an elite MLB pitcher. He started on Opening Day against the Chicago Cubs in the MLB Tokyo Series and earned the National League Pitcher of the Month award for April after posting a 1.06 ERA through six starts. He was selected to his first MLB All-Star Game. On September 6, against the Baltimore Orioles, Yamamoto came within one out of throwing a no-hitter before surrendering a home run in the ninth inning. He finished the regular season with a career-high 12-8 record in 30 starts, a 2.49 ERA, and 201 strikeouts.
In the 2025 playoffs, Yamamoto delivered dominant performances. He threw a complete game victory against the Milwaukee Brewers in Game 2 of the NLCS, allowing only one run on three hits while striking out seven. In the World Series against the Toronto Blue Jays, Yamamoto threw another complete game in Game 2, striking out eight while allowing one run. He started Game 6 and earned the win, then came out of the bullpen to close out the series in Game 7 with 2 2/3 scoreless innings. He was named World Series MVP, becoming the first pitcher to earn three wins in a single World Series since Randy Johnson in 2001, and the first pitcher ever to win Games 6 and 7 on zero rest. He was also named a finalist for the NL Cy Young Award, finishing third in the voting.
Driving Style and Strengths
Yamamoto stands at 5 feet 10 inches and weighs 176 pounds. He employs a three-quarters delivery and features a fastball that averages 95 mph and tops out at 99 mph. His pitch repertoire includes a deceptive splitter that scouts identified as a legitimate out-pitch, a cutter, and a curveball. His exceptional command allows him to limit walks, averaging just 2.1 walks per nine innings in his NPB career and 2.2 walks per nine innings in his first MLB season.
Notable Events and Milestones
Yamamoto became the first player in baseball history to win a World Series, an Olympic gold medal, and a World Baseball Classic title. His 2025 World Series MVP award made him only the second Asian player to win the award. On June 13, 2026, Yamamoto took a perfect game through 7 2/3 innings against the Chicago White Sox until an error ended the bid, though he completed an 8-inning no-hitter before a leadoff home run in the ninth inning.
Yoshinobu Yamamoto Career Wins
Yamamoto has accumulated impressive win totals across both NPB and MLB. In NPB, he went 70-29 with a 1.82 ERA and 922 strikeouts across seven seasons. In MLB through June 2026, he has posted a 27-15 record with a 2.67 ERA and 396 strikeouts.
Nippon Professional Baseball Highlights
In NPB, Yamamoto won three consecutive Pacific League MVP Awards (2021-2023), three Eiji Sawamura Awards (2021-2023), and three Triple Crowns, leading the league in wins, strikeouts, and ERA each season. He threw two no-hitters and was a key figure in Orix’s 2022 Japan Series championship. His four Pacific League ERA championships, four strikeout championships, and three wins championships reflect sustained excellence across multiple facets of pitching.
Major League Baseball Highlights
In just over two MLB seasons, Yamamoto has already established himself as a postseason performer. His 2025 World Series MVP award highlighted a remarkable run that included three wins, a 1.02 ERA, and 15 strikeouts in the championship series. He was named to the 2025 All-Star Game and was a finalist for the NL Cy Young Award.
Yoshinobu Yamamoto International Career
Yamamoto has represented Japan in multiple international tournaments, earning gold medals at each appearance. He pitched five times out of the bullpen in the 2019 WBSC Premier12, which Japan won. At the 2020 Summer Olympics in Tokyo, he pitched in two games, allowing two runs while striking out 18 batters in 11 2/3 innings, and was named to the All-Olympic Baseball Team. In the 2023 World Baseball Classic, Yamamoto started one game and allowed two runs in 7 1/3 innings as Japan captured another gold medal.
2025 Season Performance
The 2025 season represented Yamamoto’s breakthrough year as an elite MLB starter. He made a career-high 30 starts and earned his first All-Star selection while winning the National League Pitcher of the Month award for April. His near-no-hitter against the Orioles in September demonstrated his ability to dominate lineup after lineup. In the postseason, he elevated his performance to historic levels, becoming the first pitcher to throw multiple complete games in the same postseason since Madison Bumgarner in 2014 and the first to do so in back-to-back games since Curt Schilling in 2001. His Game 7 relief appearance on zero rest to close out the World Series capped a remarkable season that saw him finish third in Cy Young voting. Yamamoto has emerged as one of baseball’s premier pitchers and a central figure in the Dodgers’ championship pursuit.
Yoshinobu Yamamoto Awards and Honors
Yamamoto’s trophy case includes three Pacific League MVP Awards (2021-2023), three Eiji Sawamura Awards (2021-2023), three Triple Crowns (2021-2023), two NPB no-hitters (2022, 2023), one Japan Series championship (2022), five NPB All-Star selections (2018, 2019, 2021-2023), three Best Nine Awards (2021-2023), three Golden Glove Awards (2021-2023), three Best Battery Awards (2021-2023), one 2025 World Series MVP award, one 2025 MLB All-Star selection, and three international gold medals (2019 Premier12, 2020 Olympics, 2023 WBC).