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( in Japanese , 三菱総合研究所 or 三菱総研 for short ) ( ) , often called MRI , was established at the centennial anniversary of Japan 's Mitsubishi Group in 1970 , invested by the various companies of the group ( currently capitalized at 5,302,000,000 yen ) , and is a Think tank , representative of Japan .
 organization: Mitsubishi Group
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Mitsubishi Group 
Answer:
 organization: Mitsubishi Group