Question: Who is recognized as a hero for his actions in the aftermath of a megathrust earthquake off the coast of Japan that occurred at 14:46 JST (05:46 UTC) on Friday 11 March 2011?
{'answer': 'Hideaki Akaiwa', 'supporting_facts': [['Hideaki Akaiwa', 0], ['2011 Tōhoku earthquake and tsunami', 0]]}