Yuki Kuniyoshi (Yokohama Bay Stars): Did You Know


Date Velocity Notes
2019/03/21 159km/h Set during an exhibition game against Nippon Ham at Yokohama Stadium. Twelve of the eleven pitches he threw were fastballs, each over 150km/h). Sponichi 3/21/2019, Nikkan Sports 3/21/2019, Sanspo 3/21/2019
2019/03/19 158km/h Set during an exhibition game against Hanshin at Yokohama Stadium. He also hit 156km/h and 157km/h prior to topping 158. Nikkan Sports 3/19/2019, Sports Hochi 3/19/2019, Sanspo 3/19/2019, Daily Sports 3/19/2019
2019/03/16 157km/h Set during an exhibition game against Softbank at Yokohama Stadium. Sports Hochi 3/19/2019,

[3/14/2019] Yokohama Bay Stars and Arizona Diamondbacks sign working agreement

The Yokohama Bay Stars and Arizona Diamondbacks have signed a three-year working agreement.

… As part of the agreement, the teams will exchange information and non-uniformed personnel with each other throughout the season, including regular visits to both Arizona and Japan.

… In addition to assistance related to professional scouting, player development, roster management, sports medicine and analytics, the teams will work with one another on fan experience, stadium operations, marketing and ticketing initiatives.

Source: Yokohama 3/14/2019, Arizona Press Release,


[3/10/2019] Kenta Ishida sent to Ni-gun with elbow tightness

The Yokohama Bay Stars announced today that Kenta Ishida will report to Ni-gun. Alex Ramirez told reporters the move was made because Ishida has some tightness in his left elbow. The Bay Stars are not sure how much time Ishida will miss, but for now, it seems they are not expecting him to be ready by opening day.

Source: Daily Sports 3/10/2019, Nikkan Sports 3/10/2019, Sponichi 3/10/2019, Sports Hochi 3/10/2019


[1/26/2019] Katsuki Azuma slowed by elbow discomfort

Katsuki Azuma might miss the start of the season due to discomfort in his left elbow. Azuma pulled out of the Japan All-Star Series in November last year due to inflammation in the same elbow. He will most likely start things out at Ni-gun spring camp.

Source: Sports Hochi 1/25/2019, Sports Hochi 1/26/2019, Sponichi 1/26/2019, Nikkan Sports 1/25/2019


[1/22/2019] Canberra Cavalry’s Steve Kent to workout with Yokohama during spring camp

Canberra Cavalry’s Steve Kent is slated to workout with the Yokohama Bay Stars for about two weeks during spring camp next month. The twenty-nine-year-old Kent went 7-1 with a 2.90 ERA (0.97 WHIP) and seventy-six strikeouts (to thirteen walks) over sixty-two innings for the ABL’s Canberra this season. The Bay Stars have no immediate openings on their roster, but could be looking at options for next year and beyond.

Source: Nikkan Sports 1/22/2019, Canberra Times 1/22/2019

[UPDATE 2/12 @ 10:54am]

The Bay Stars announced that Kent and Steven Chambers will participate in their spring camp workouts between February 14 and 26. From an article posted on the

Cavalry Ace and Canberra- born Starting Pitcher Steve Kent will join Spring Training with the Yokohama DeNA BayStars this week in Okinawa, Japan, showcasing his skills in front of BayStars coaches and executives. Kent will join the NPB club’s Spring Training camp for two weeks from 14 February to 27 February.

Cavalry Starting Pitcher Steve Chambers will also attend Spring Training with the BayStars, serving as both Japanese language interpreter and player participant.

Source: Yokohama 2/12/2019, 2/12/2019


Yokohama Bay Stars: 2019 Spring Camp





Source: Yokohama 12/19/2018


Kenta Ishida: Did You Know

Relationships & Family


December 18 – The media learned on December 16 that Ishida (25) filed marriage papers with a woman from Sapporo last month.

Source: Sports Hochi 12/18/2018


[11/20/2018] Yokohama Bay Stars add Toru Komura and Daisuke Nakai

The Yokohama Bay Stars announced that they reached agreements with Toru Komura and former Yomiuri Giant Daisuke Nakai. Uniform numbers have not yet been assigned.

Komura was originally drafted by Yokohama in the eighth round of the 2011 draft. He spent three years in their organization, but struggled with right shoulder problems and never made it to Ichi-gun. He retired after he was released by Yokohama in 2014 and remained with the team as a batting practice pitcher. He left the Bay Stars after 2015 and signed with the Shikoku Island League’s Ehime Mandarin Pirates. He spent two seasons with Ehime and played for the BC League’s Toyama GRN Thunderbirds this year.

Nakai spent ten years in the Yomiuri Giants organization and posted a slash line of .244/.301/.351 over 345 games.

Source: Yokohama 11/20/2018 (Komura), Yokohama 11/20/2018 (Nakai), Daily Sports 11/20/2018, Nikkan Sports 11/20/2018, Daily Sports 11/20/2018

[UPDATE 11/27 @ 11:07am]

The Bay Stars held press conferences for Komura and Nakai on November 26. Komura was assigned the uniform number 67 and Nakai the uniform number 0.

According to media reports, Komura agreed to a salary worth an estimated six million yen and Nakai a salary worth an estimated 12 million yen.

Source: Komura – Yokohama 11/26/2018, Sports Hochi 11/26/2018, Nikkan Sports 11/27/2018, Sponichi 11/27/2018; Nakai – Yokohama 11/26/2018, Sports Hochi 11/26/2018, Daily Sports 11/26/2018, Sanspo 11/27/2018


Kakeru Ayabe: Did You Know

Relationships and Family


Ayabe tweeted on November 7 that he got married during the season.

Source: Sponichi 11/8/2018


Yokohama Bay Stars 2019 Coaching Staff

Ichi-gun Coaching Staff

Uni Position Name
80 監督
Alex Ramirez
83 ヘッドコーチ
Head Coach
青山 道雄
Michio Aoyama
76 チーフ打撃コーチ
Chief Hitting Coach
田代 富雄
Tomio Tashiro
77 打撃コーチ
Hitting Coach
坪井 智哉
Tomochika Tsuboi
18 投手コーチ
Pitching Coach
三浦 大輔
Daisuke Miura
73 投手コーチ
Pitching Coach
木塚 敦志
Atsushi Kizuka
88 内野守備走塁コーチ
INF/Base Coach
永池 恭男
Yasuo Nagaike
75 外野守備走塁コーチ
OF/Base Coach
上田 佳範
Yoshinori Ueda
74 バッテリーコーチ
Battery Coach
鶴岡 一成
Kazunari Tsuruoka
89 ブルペン担当
Bullpen Battery Coach
藤田 和男
Kazuo Fujita

Farm Coaching Staff

Uni Position Name
82 監督
万永 貴司
Takashi Manei
84 打撃コーチ
Hitting Coach
嶋村 一輝
Ikki Shimamura
85 内野守備兼
INF/Hitting Coach
柳田 殖生
Shigeo Yanagida
72 投手コーチ
Pitching Coach
川村 丈夫
Takeo Kawamura
78 投手コーチ
Pitching Coach
大家 友和
Tomokazu Oka
71 外野守備走塁コーチ
OF/Base Coach
小池 正晃
Masaaki Koike
79 バッテリーコーチ
Battery Coach
新沼 慎二
Shinji Niinuma
87 バッテリーコーチ
Battery Coach Assistant/Ikusei Coach
靍岡 賢二郎
Kenjiro Tsuruoka

Source: Yokohama 10/26/2018