Yesypenko, Oleksandr A; Trybrat, Oleksandr O; Kalchenko, Vitaly I; Ng, Ho Keung; Li, Kay K K; Shi, Zhi-Feng; Takahashi, Yoshinobu; Ogawa, Takahiro; Taniyama, Ichita; Yamanaka, Takumi; Tanigawa, Seisuke; Takeuchi, Hayato; Hashimoto, Naoya