G7 ‘Host Role’ Obligates. The main reason is that Japan is chairing the G7 this year, the expert believes: "Accordingly, Prime Minister Kishida is now vigorously gearing up for the Hiroshima Summit. First of all, to demonstrate that Japan is the West's reliable ally in resolving the Ukrainian crisis. Therefore, Kishida is visiting Kiev to show his solidarity with Kiev. But most importantly, to show Japan's important role in the G7 and to invite Zelensky to come to the Hiroshima Summit...