Nyorera kuenderera kweiyi ndima - Muna Kubvumbi 2011, Park akaita pamwe neJapan duo Mihimaru GT paUN Charity Concert muYokohama, Japan kubatsira vakawirwa nekudengenyeka kwenyika kweTōhoku uye tsunami muna 2011
. Akazvipira uye akaita panguva yechiitiko cherudo cheUnited Nations: "Friend's Whistle! Shandira Mangwana!" Pamwe chete nenhengo dzeChoshinsei ((Supernova), akamirawo kunze kweimba yechiitiko paPacifica Yokohama kuti atore zvipo zvemari. Uyezve, akaita chiito musi waApril 28 kuti akurudzire vanhu kuti vape.