With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Oakland, California is a large West Coast city.
text_B: was a district located in Shizuoka Prefecture , Japan .. district. Districts of Japan. Shizuoka Prefecture. Shizuoka Prefecture. Japan. Japan. As of 2003 , the district had an estimated population of 109,260 and a density of 171.17 persons per km ² .. district. Districts of Japan. population. population. density. population density. The total area before the dissolution was 638.31 km ² .. On July 1 , 2005 , the towns of Misakubo and Sakuma , and the village of Tatsuyama , along with the cities of Tenryu and Hamakita , the town of Haruno -LRB- from Shuchi District -RRB- , the towns of Hosoe , Inasa and Mikkabi -LRB- all from Inasa District -RRB- , and the towns of Maisaka and Yuto -LRB- both from Hamana District -RRB- , were merged into the expanded city of Hamamatsu .. Misakubo. Misakubo, Shizuoka. Sakuma. Sakuma, Shizuoka. Tatsuyama. Tatsuyama, Shizuoka. Tenryu. Tenryu, Shizuoka. Hamakita. Hamakita, Shizuoka. Haruno. Haruno, Shizuoka. Shuchi District. Shuchi District, Shizuoka. Hosoe. Hosoe, Shizuoka. Inasa. Inasa, Shizuoka. Mikkabi. Mikkabi, Shizuoka. Inasa District. Inasa District, Shizuoka. Maisaka. Maisaka, Shizuoka. Yuto. Yuto, Shizuoka. Hamana District. Hamana District, Shizuoka. Hamamatsu. Hamamatsu, Shizuoka. Iwata District was dissolved as a result of this merger .
not_related.