Japan vs Vietnam: Human visits to space per year

Japan

1 visits

in 2021

Vietnam

0 visits

in 2021

Japan rank

3rd

Vietnam rank

5th

Human visits to space per year over time

Japan currently reports 1 visits against 0 visits in Vietnam, a difference of 1 visits.

The two have swapped places 15 times across 61 shared years of data; in 1961 it was Vietnam ahead.

Japan ranks 3rd and Vietnam ranks 5th of 39 countries.

Indicator: Human visits to space per year
Unit: visits
Source: CSIS Aerospace Security Project (2022) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 39 places, 2,379 data points, 1961–2021
Last refreshed: 07 August 2026