Voice actress Jenya reported on her official Twitter account that singer Origa (birth name Ol'ga Yakovleva) passed away on Saturday due to lung cancer. She was 44 years old.
Russian-born Origa first came to Japan in 1991 on a home-stay program, and made her major debut in Japan in 1995 under the EMI Music Japan label. She performed theme songs forGhost in the Shell: Stand Alone Complex, Ghost in the Shell: Stand Alone Complex 2nd GIG, Ghost in the Shell: Stand Alone Complex: Solid State Society, Fantastic Children, andPrincess Arete. She also performed the hymn singing voice for the character Kanon in Gust and KOEI Tecmo Games' Ar nosurge PlayStation 3 and PlayStation Vita video game, which shipped in Japan last year.
Origa attended Vancouver's Anime Revolution convention last August as a guest.
Source : http://www.animenewsnetwork.com/news/2015-01-18/ghost-in-the-shell-singer-origa-passes-away/.83416
RIP D:
On a side note, the openings are great. I'll post them here.