
Yomiuri: Trouble feared as gang moves HQ few blocks from enemy's
The Metropolitan Police Department announced Wednesday that the Inagawa-kai crime syndicate has moved its headquarters from Roppongi, Minato Ward, Tokyo, to Akasaka in the ward, about 250 meters from rival Sumiyoshi-kai's headquarters. According to the MPD, the Akasaka building in which the new Inagawa-kai headquarters is housed was purchased by an affiliated firm of the gang organization in September together with its land lot. The firm's president is a senior Inagawa-kai member...Sumiyoshi-kai's headquarters is located in a condominium about 250 meters northeast of the new Inagawa-kai headquarters building. Sumiyoshi-kai claims areas around its headquarters as its operating territory...The MPD believes tension between the two groups could rise as Inagawa-kai relocated its headquarters to the Akasaka building. MPD sources said that a senior Inagawa-kai member told an MPD investigator who was monitoring a New Year meeting of Inagawa-kai in Yokohama on Wednesday that the gang had started to use the Akasaka building as its headquarters starting that day...The land measures about 100 square meters, and the building has a floor space of about 260 square meters, covering three stories and a basement. The gang's former headquarters is situated near the recently built Tokyo Midtown in Roppongi...more...

The map above shows the Sumiyoshi building across the road from TBS. The old Inagawakai building is marked with the yellow circle across from Tokyo Midtown while their new one is marked with the red cross.