Chieko Kuriyama, 86, looks at the photos of her nine former colleagues and puts her hands together in prayer.

"I've become so old, while they remain young," she says on the verge of tears.

The women killed themselves on Aug. 20, 1945, at a post office in Maoka (modern-day Kholmsk, Russia) in Japanese-controlled Sakhalin, then called Karafuto, when Soviet forces seized the town.