55396
It was serialized in " Monthly Shōnen Ace " published by Kadokawa Shoten and collected into four " tankōbon " volumes .
 Kadokawa Shoten
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Kadokawa Shoten