15291c20ae883c7e50b34875f67e18cde89448370e4600739625c037c6fd?x amz algorithm=aws4 hmac sha256&x amz credential=akiaii6jt62oqlhbx2eq%2f20180521%2fap northeast 1%2fs3%2faws4 request&x amz date=20180521t064520z&x amz expires=900&x amz signedheaders=host&x amz signature=3acf384ee57e766a75e171f915ecb3bc3ce9853e82a94f0b5a5b5ddf58410259

目標はサーフィンのワールドチャンピオン!