List Of Hot 100 Number-one Singles Of 2021 (Japan)

The following is a list of weekly number-one singles on the '' Billboard'' Japan Hot 100 chart in 2021.

Chart history

See also

* List of ''Billboard Japan'' Hot Albums number ones of 2021

References

{{DEFAULTSORT:Hot 100 Number-One Singles of 2021
2021 in Japanese music
Japan Hot 100
Lists of number-one songs in Japan