Mai Sota, Naoki Hisano, Natsumi Nitta, Mahoko Hiyoshi and Kairi Yamato, congratulations on your graduation! (March, 23, 2017) Five students have graduated from Hiroshima University. Thank you very much for your great contributions to the laboratory! For Mahoko Hiyoshi, thank you very much for your study on the development of a new capsule. We wish your success in the laboratory of the university of Okayama.