List of Hot 100 number-one singles of 2022 (Japan)

The following is a list of weekly number-one singles on the Billboard Japan Hot 100 chart in 2022.

" Zankyōsanka " by Aimer is the longest running number-one song of 2022, with eight weeks atop the chart.
Snow Man scored their 5th and 6th number-one singles with "Brother Beat" and "Orange Kiss".
INI achieved their first two number-one songs with "Call 119" and "Password".