MOSCOW - Russia's security agency said Tuesday it has detained a Japanese journalist with the Sapporo-based Hokkaido Shimbun newspaper on Sakhalin in the Russian Far East on suspicion of spying.

The male reporter, posted at the newspaper's bureau in Yuzhno-Sakhalinsk on the Russian island, was allegedly working for a Japanese intelligence service and collecting information related to Russia's defense capabilities, according to Tass news agency.