Tamaki, a prominent figure in Japanese political scene, has indicated he's seriously contemplating a run for Prime Minister. While there are no specifics available regarding when he plans to announce such a candidacy officially, it should be noted that this news comes at a time when the country is navigating significant economic and social hurdles. The intention to run for the top leadership position by Tamaki is expected to stir the political landscape in Japan.

The position of Prime Minister in Japan carries significant influence, hence speculations about potential candidates can draw a lot of attention. Japanese society values stable leadership and appreciates those who demonstrate deliberation and seriousness in their intentions - traits currently exhibited by Tamaki.

Much like in the U.S. or E.U., political races in Japan are often met with anticipation and speculation. The possible run by Tamaki can be compared to potential candidacies of influential figures in the U.S. or E.U. The lead-up, including hints and speculative announcements, are similar, and so is the public's interest and speculation.