Japan men's Olympic water polo team records and statistics

This article lists various water polo records and statistics in relation to the Japan men's national water polo team at the Summer Olympics.

The Japan men's national water polo team has participated in 9 of 27 official men's water polo tournaments.

Comprehensive results by tournament
Notes:
 * Results of Olympic qualification tournaments are not included. Numbers refer to the final placing of each team at the respective Games.
 * At the 1904 Summer Olympics, a water polo tournament was contested, but only American contestants participated. Currently the International Olympic Committee (IOC) and the International Swimming Federation (FINA) consider water polo event as part of unofficial program in 1904.
 * Last updated: 5 May 2021.


 * Legend


 * – Champions
 * – Runners-up
 * – Third place
 * – Fourth place
 * – The nation did not participate in the Games
 * – Qualified for forthcoming tournament
 * – Hosts

Number of appearances
Last updated: 27 July 2021.


 * Legend
 * Year* – As host team

Best finishes
Last updated: 27 July 2021.


 * Legend
 * Year* – As host team

Finishes in the top four
Last updated: 5 May 2021.


 * Legend
 * Year* – As host team

Medal table
Last updated: 5 May 2021.

Multiple appearances
The following table is pre-sorted by number of Olympic appearances (in descending order), year of the last Olympic appearance (in ascending order), year of the first Olympic appearance (in ascending order), date of birth (in ascending order), name of the player (in ascending order), respectively.

Top goalscorers
The following table is pre-sorted by number of total goals (in descending order), year of the last Olympic appearance (in ascending order), year of the first Olympic appearance (in ascending order), name of the player (in ascending order), respectively.

Goalkeepers
The following table is pre-sorted by edition of the Olympics (in ascending order), cap number or name of the goalkeeper (in ascending order), respectively.

Last updated: 27 July 2021.


 * Legend and abbreviation
 * – Hosts
 * Eff % – Save efficiency (Saves / Shots)

Source:
 * Official Results Books (PDF): 2016 (pp. 125–126).

Top sprinters
The following table is pre-sorted by number of total sprints won (in descending order), year of the last Olympic appearance (in ascending order), year of the first Olympic appearance (in ascending order), name of the sprinter (in ascending order), respectively.

* Number of sprinters (30+ sprints won, since 2000): 0
 * Number of sprinters (20–29 sprints won, since 2000): 0
 * Number of sprinters (10–19 sprints won, since 2000): 0
 * Number of sprinters (5–9 sprints won, since 2000): 1
 * Last updated: 15 May 2021.


 * Legend and abbreviation
 * – Hosts
 * Eff % – Efficiency (Sprints won / Sprints contested)

Source:
 * Official Results Books (PDF): 2016 (pp. 125–126).