Takashi TSUTSUMI. Possibility of Planning History as Local Heritage in Mature Small Local City: Case of Ishikari City, Japan, 18th International Planning History Society Conference Yokohama 2018, The 18th IPHS Conference Yokohama 2018 Proceedings, p. 637, July 2018.

Ichika Maekawa, AKIRA SOSHIRODA, TAKASHI TSUTSUMI. Regional Organization's Cooperation for Onshore Excursions of Cruise Ships in Japan, 23rd Asia Pacific Tourism Association Conference, 23rd Asia Pacific Tourism Association Conference Abstract Proceedings, Asia Pacific Tourism Associaiton, pp. 206-209, June 2017.

Taketo Naoi, AKIRA SOSHIRODA, Shoji IIJIMA. Characteristics of spaces for locals in a historic city: in light of tourists’ evaluation of tourist sites, TTRA Asia Pacific Chapter Inaugural Conference, Dec. 2015.

Taketo Naoi, AKIRA SOSHIRODA, Shoji Iijima. Relationship between gaze and motives of townscape tourists, The 9th Consumer Psychology of Tourism, Hospitality and Leisure Research Symposium, 2015.

Takashi Shimakawa, AKIRA SOSHIRODA, TAKASHI TSUTSUMI. A study on Tourist Consciousness after Having Been to the Areas Affected by the Great East Japan Earthquake and Tsunami, 20th Asia Pacific Tourism Association Conference, 2014.

Chiaki Akutsu, Soshiroda Akira, Tsutsumi Takashi. Sustainability of the Voluntary Tour Guide Organizations in Japan, International Conference on Tourism (ICOT 2014), Book of Abstracts of the International Conference on Tourism (ICOT 2014), International Association for Tourism Policy, p. 28, June 2014.

Aoyama Atsushi, Soshiroda Akira, Tsutsumi Takashi. A Study on the Developing Process for an International Ski Resort in Hakuba, Japan, International Conference on Tourism (ICOT 2014), Book of Abstracts of the International Conference on Tourism (ICOT 2014), International Association for Tourism Policy, p. 29, June 2014.

TAKASHI TSUTSUMI. Agri-tourism considering the characteristics of agriculture and rural environment of the region; a case study of municipalities in Japan, Travel & Tourism Research Association Asia Pacific Chapter Inaugural Conference & Annual General Meeting, 2012.

Takashi TSUTSUMI, Ayano SHINPUKU, Akira SOSHIRODA, Hiroyoshi SANO. A Study on Advantageous Agri-Tourism with Agricultural Activity in Japan, International Conference on Tourism (ICOT 2011), Book of Abstracts of the International Conference on Tourism (ICOT 2011), International Association for Tourism Policy, p. 105, Apr. 2011.

Hiroyoshi SANO, Takashi TSUTSUMI, Ayano SHINPUKU, Akira SOSHIRODA. Positive Integration between Tourism and Agriculture: A Comparative Study on Agri-Tourism between Minami-Shinshu and Aizu in Japan, International Conference on Tourism (ICOT 2011), Book of Abstracts of the International Conference on Tourism (ICOT 2011), International Association for Tourism Policy, p. 97, Apr. 2011.

JOOYOUNG KWAK, TAKASHI TSUTSUMI, AKIRA SOSHIRODA. A Study on the Policy and the Development of Urban Tourism in Seoul -A Comparison with Tokyo-, Proceedings of International Symposium on City Planning, Vol. *, Mar. 2003.