Whakaotihia te rerenga e whai ake nei: Hei taapiri ki te Greater Asia Association, i mahi ano a Matsui i te wa katoa o te pakanga hei Perehitini o te Association for the National Defense Concept, he whakahaere tino kino ki te Hauauru me te anti-Semitic i whakatuhia i te Hui-tanguru 1942 hei tautoko i nga mahi pakanga a Iapani. I te tau 1945, i te wā i whakaekehia ai e nga Allies te Philippines, ka kī a Matsui i runga i te reo irirangi e kore a Japan e mawehe atu i nga Philippines "ahakoa ka hurihia a Tokyo hei pungarehu". I muri tata mai ka kii ano ia i ana mahere ki te korero i tetahi hui korero i te Akuhata 20 e whakahe ana ki tetahi tuku. Heoi anō, i te 15 o Akuhata 1945, i tōna kāinga i Atami Matsui i rongo a Emperor Hirohito e kii ana kua riro a Japan
i tukua atu ki nga hoa whawhai.