The event commemorates those killed when the US dropped an atomic bomb on the Japanese city. This year’s event was boycotted by the US and UK after organizers decided not to invite the Israeli ambassador.
Archived version: https://archive.ph/mDlKD
Boycot for not inviting a country’s representative that’s actively waging war on a celebration of life and peace? Not a good look US and UK…
What will happen next: Suzuki will resign, apologising for having brought disgrace on Japan and fall on his sword (at least metaphorically). Kishida flies to Jerusalem for talks with Netanyahu, after which he announces increased ties between the Japanese and Israeli defence sectors and a number of other measures. Finally, the US does not withdraw its troops from Japan and Japan does not become a PRC protectorate.