Based on Japan National Tourism Organisation statistics, which in turn are based on Ministry of Justice arrivals data.
https://www.tourism.jp/en/tourism-database/stats/inbound/
These figures do not include arrivals in Japan of permanent residents of Japan or Japanese nationals.
The JNTO reported 31 882 049 visits to Japan for 2019.
If the JNTO reports that more than 31882049 people traveled to Japan in 2024, this question resolves to YES. If fewer people than that are reported to have visited Japan in 2024 once the numbers are finalized, this question resolves NO.
https://www.jnto.go.jp/statistics/data/visitors-statistics/ not sure if you want to resolve now or wait, but this should resolve YES. The provisional numbers were released today for full year. They smashed the 2019 record. Actually passed the 2019 record in November according to this.
This also means your other market should resolve YES as well: https://manifold.markets/Tripping/will-there-be-more-international-tr-6bc3deec8564