#japantravel #okayama #lifeinjapan #japan #blackinjapan #christianisabroad #crowscastle #japancastles #japanvlogger #kourakuen #okayamacity #okayamadestinations #okayamatour #okayamatravel #okayamatrip #okayamavacation #travelasia #traveljapan #whattodoinokayama #岡山 #岡山市