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Two weeks before the tour started , he held four shows at the Nippon Budokan ( May 28 , 29 and June 4 , 5 ) his first ever solo concerts there , as part of his almost yearly thanksgiving concert ritual .
 Nippon Budokan
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Nippon Budokan