Kōreisha Jūtaku Zaidan

• Kaisei Kōreisha sumaihō shikōgo no kōreisha sen'yō chintai jūtaku ni okeru sābisu no futai no sasekata to jigyō jittai no haaku, oyobi jōhō teikyō no arikata ni kansuru chōsa kenkyū hōkokusho
• Kōreisha ga tasū kyojūsuru kyōdō jūtaku ni okeru kōritsuteki na kaigo sābisu no teikyō, oyobi ichibu jūko kaishū ni yoru yunitto-gata kea-tsuki jūtaku e no ikō ni kansuru kenkyū hōkokusho
• Teishotoku kōreisha no jūtaku kakuho to kaigo shisetsu no shōraizō ni kansuru chōsa, kentō