The All-Japan World Junior Heavyweight Championship, officially the PWF World Junior Heavyweight Championship or simply World Junior Heavyweight Championship, is a singles title in All-Japan Pro Wrestling. It is exclusively for wrestlers weighing less than 220 pounds/100 kg. It replaced the NWA International Junior Heavyweight Championship as the promotion’s Junior Heavyweight championship. It was first awarded in July 1986 when Hiro Saito won a tournament to become the first champion.
As of 7/13/2024 there have been 69 All-Japan World Junior Heavyweight Champions. They are listed below in order of reign, which reign it was (some held it multiple times), length of reign and number of successful defenses.
1-Hiro Saito. 1st reign. Length: 7/31/1986-11/23/1986. Successful defenses: 3.
2-Kuniaki Kobayashi. 1st reign. Length: 11/23/1986-1/3/1987. Successful defenses: 1.
3-Masanobu Fuchi. 1st reign. Length: 1/3/1987-1/20/1989. Successful defenses: 7.
4-Joe Malenko. 1st reign. Length: 1/20/1989-1/25/1989. Successful defenses: None.
5-Mighty Inoue. 1st reign. Length: 1/25/1989-3/8/1989. Successful defenses: 2.
6-Masanobu Fuchi. 2nd reign. Length: 3/8/1989-4/16/1989. Successful defenses: 1.
7-Shinichi Nakano. 1st reign. Length: 4/16/1989-4/20/1989. Successful defenses: None.
8-Mitsuo Momota. 1st reign. Length: 4/20/1989-7/1/1989. Successful defenses: 2.
9-Joe Malenko. 2nd reign. Length: 7/1/1989-10/20/1989. Successful defenses: 2.
10-Masanobu Fuchi. 3rd reign. Length: 10/10/1989-5/21/1993. Successful defenses: 14.
11-Dan Kroffat. 1st reign. Length: 5/21/1993-8/23/1993. Successful defenses: 1.
12-Masanobu Fuchi. 4th reign. Length: 8/23/1993-7/12/1994. Successful defenses: 2.
13-Dan Kroffat. 2nd reign. Length: 7/12/1994-9/10/1995. Successful defenses: 5.
14-Yoshinari Ogawa. 1st reign. Length: 9/10/1995-6/30/1996. Successful defenses: 4.
15-Masanobu Fuchi. 5th reign. Length: 6/30/1996-7/24/1996. Successful defenses: None.
16-Tsuyoshi Kikuchi. 1st reign. Length: 7/24/1996-1/15/1997. Successful defenses: 2.
17-Yoshinari Ogawa. 2nd reign. Length: 1/15/1997-8/22/1997. Successful defenses: 1.
18-Maunakea Mossman. 1st reign. Length: 8/22/1997-6/12/1998. Successful defenses: 3. Vacated title on 6/12/1998 due to moving up to Heavyweight.
19-Yoshinari Ogawa. 3rd reign. Length: 7/19/1998-6/16/2000. Successful defenses: 5. Vacated title on 6/16/2000 due to leaving All-Japan.
20-Kendo Ka Shin. 1st reign. Length: 4/13/2002-2/12/2004. Successful defenses: 8. Vacated title on 2/12/2004 due to inactivity.
21-Kaz Hayashi. 1st reign. Length: 2/22/2004-1/10/2005. Successful defenses: 6.
22-Taka Michinoku. 1st reign. Length: 1/10:2005-10/22/2005. Successful defenses: 12.
23-Shuji Kondo. 1st reign. Length: 10/22/2005-2/17/2007. Successful defenses: 5.
24-Katsuhiko Nakajima. 1st reign. Length: 2/17:2007-3/1/2008. Successful defenses: 3. Title held up after 10/18/2007 defense ended in a no contest but Nakajima remained official champion.
25-Silver King. 1st reign. Length: 3/1/2008-4/29/2008. Successful defenses: None.
26-Ryuji Hijikata. 1st reign. Length: 4/29/2008-9/28/2008. Successful defenses: 3.
27-Naomichi Marufuji. 1st reign. Length: 9/28/2008-2/6/2009. Successful defenses: 4.
28-Kaz Hayashi. 2nd reign. Length: 2/6/2009-1/2/2011. Successful defenses: 17.
29-Minoru (Minoru Tanaka). 1st reign. Length: 1/2:2011-6/3/2011. Successful defenses: 1 Vacated title on 6/3/2011 after being suspended by All-Japan.
30-KAI. 1st reign. Length: 6/19/2011-10/13/2011. Successful defenses: 2.
31-Kenny Omega. 1st reign. Length: 10/13/2011-5/27/2012. Successful defenses: 5.
32-KAI. 2nd reign. Length: 5/27/2012-8/12/2012. Successful defenses: 1.
33-Hiroshi Yamato. 1st reign. Length: 8/12/2012-1/2/2013. Successful defenses: 5.
34-Shuji Kondo. 2nd reign. Length: 1/2/2013-2/23/2013. Successful defenses: None.
35-Yoshinobu Kanemaru. 1st reign. Length: 2/23/2013-12/15/2013. Successful defenses: 7.
36-Ultimo Dragon. 1st reign. Length: 12/15/2013-5/29/2014. Successful defenses: 2.
37-Atsushi Aoki. 1st reign. Length: 5/29/2014-3/27/2015. Successful defenses: 5.
38-Kotaro Suzuki. 1st reign. Length: 3/27/2015-11/16/2015. Successful defenses: 6. Vacated title on 11/16/2015 due to leaving All-Japan.
39-Atsushi Aoki. 3rd reign. Length: 2/21/2016-6/19/2016. Successful defenses: 3.
40-Hikaru Sato. 1st reign. Length: 6/19/2016-8/28/2016. Successful defenses: 1.
41-Takao Soma. 1st reign. Length: 8/28/2016-11/27/2016. Successful defenses: 1.
42-Keisuke Ishii. 1st reign. Length: 11/27/2016-4/28/2017. Successful defenses: 3.
43-Hikaru Sato. 2nd reign. Length: 4/28/2017-7/30/2017. Successful defenses: 4.
44-TAJIRI. 1st reign. Length: 7/30/2017-8/27/2017. Successful defenses: None.
45-Ultimo Dragon. 2nd reign. Length: 8/27/2017-10/21/2017. Successful defenses: 1.
46-TAJIRI. 2nd reign. Length: 10/21/2017-2/3/2018. Successful defenses: 3
47-Atsushi Aoki. 4th reign. Length: 2/3/218-8/26/2018. Successful defenses: 4.
48-Koji Iwamoto. 1st reign. Length: 8/26/2018-9/22/2018. Successful defenses: None.
49-Shuji Kondo. 3rd reign. Length: 9/22/2018-11/29/2018. Successful defenses: 1.
50-Koji Iwamoto. 2nd reign. Length: 11/29/2018-5/20/2019. Successful defenses: 2.
51-Atsushi Aoki. 5th reign. Length: 5/20/2019-11/20/2019. Successful defenses: None. Title declared vacant on 11/20/2019 after Aoki was killed in a motorcycle accident on 6/3/2019. To honor his memory, All-Japan announced Aoki would be recognized as champion until the 6 month deadline for a title defense elapsed on 11/20/2019.
52-Susumu Yokosuka (Susumu Mochizuki). 1st reign. Length: 1/3/2020-7/5/2020. Successful defenses: 5.
53-Koji Iwamoto. 3rd reign. Length: 7/5/2020-2/20/2021. Successful defenses: 4.
54-CIMA. 1st reign. Length: 2/20/2021-6/9/2021. Successful defenses: 2.
55-Koji Iwamoto. 4th reign. Length: 6/9/2021-6/26/2021. Successful defenses: None.
66-Francesco Akira. 1st reign. Length: 6/26/2021-7/22/2021. Successful defenses: None.
57-SUGI (Takuya Sugi). 1st reign. Length: 7/22/2021-10/16/2021. Successful defenses: 2.
58-Izanagi. 1st reign. Length: 10/16/2021-12/16/2021. Successful defenses: None.
59-Super Crazy. 1st reign. Length: 12/16/2021-1/3/2022. Successful defenses: None.
60-SUGI. 2nd reign. Length: 1/3/2022-2/23/2022. Successful defenses: 2.
61-Hikaru Sato. 3rd reign. Length: 2/23/2022-6/19/2022. Successful defenses: 3.
62-Tiger Mask 4. 1st reign. Length: 6/19/2022-9/18/2022. Successful defenses: 3.
63-Atsuki Aoyagi. 1st reign. Length: 9/18/2022-2/19/2023. Successful defenses: 5.
64-Naruki Doi. 1st reign. Length: 2/19/2023-5/29/2023. Successful defenses: 2.
65-Atsuki Aoyagi. 2nd reign. Length: 5/29/2023-7/2/2023. Successful defenses: 1.
66-El Lindaman. 1st reign. Length: 7/2/2023-12/31/2023. Successful defenses: 4.
67-Dan Tamura. 1st reign. Length: 12/31/2023-3/9/2024. Successful defenses: 3.
68-Rising Hayato. 1st reign. Length: 3/9/2024-7/13/2024. Successful defenses: 3.
69-Naruki Doi. 2nd reign. Length: 7/13/2024-Present (Current Champion). Successful defenses: 3. Next defense: 10/28/2024 vs. Seiki Yoshioka.
