C. Ieda, S. Nagahara, H. Umeda, A. Shibuya, H. Kawashima, K. Sudo at Otaru City Office Sightseeing Section, M. Kawasaki, H. Fukuda at Akaigawa Village Office Sightseeing Section, the Presidents of Asari and Seien Junior High schools, Toho consruction, Y. Arasawa, K. Hayashi, H. Egami, K. Hata, Y. Hirose, K. Iga, Y. Ikehara, M. Kanai, T. Kokaji, D. Kuwajima, M. Naito, Y. Ohkubo, Y. Ohnuki, H. Ono, Y. Tsuchida, J. Yamaguchi, M. Yamaguchi, K. Urushidani, Ms. Imoto at Toshiba Company, K. Kawaguchi, N. Kimura, N. Kusakabe, K. Minato, Y. Nakazawa, S. Shinohara, H. Yokota, K. Asano, K. Ishii, M. Kawamoto, K. Fukuzawa, Y. Tamura, R. Takeuchi.

All illustrations are due to Chieko Shirakawa. Last but not least, kind and warmful helps of Mr. and Mrs. Ban in Otaru city are gratefully acknowledged.