Japan. Hokkaidō Keizai Sangyōkyoku

• "Hokkaidō chiiki inobēshon pātonāshippu jigyo" ni kansuru jizen chōsa hōkokusho
• "Hokkaidō chiiki o kyoten to shita waga kuni ni okeru kōiki renkeikei shigen junkan moderu no keisei kanōsei chōsa" hōkokusho
• Benchā kigyō shikin chōtatsu shisutemu ni kansuru chōsa hōkokusho
• Chiikinai miriyō shigen tō o katsuyōshita sangyōkan renkei ni yoru seishi surajji no kōritsuteki saishigenka kentō chōsa jigyō
• Heisei 20-nendo chiiki chūshō kigyō kasseika seisaku itaku jigyō
• Hokkaidō ni okeru enjeru tōshi sokushin hōsaku chōsa hōkokusho
• Hokkaidō no kankō sangyō no gurōbaru-ka sokushin chōsa jigyō hōkokusho
• Shōhisha nīzu ni motozuku anzensei tō hyōka o katsuyōshita kenkō shokuhin bijinesu no tenkai hōsaku ni kansuru chōsa