Tōnō Chikagaku Sentā

• Chōshinchisō Kenkyūjo keikaku nendo hōkokusho (Heisei 15-nendo)
• Kōiki chikasui ryūdō kenkyū ni okeru bōringu chōsa (DH-14-gōkō) kekka sokuhō
• Kōiki chikasui ryūdō kenkyū ni okeru bōringu chōsa (DH-15-gōkō) kekka sokuhō