151123: K.Shirotori (RCNP), C.Berucci (SMI) and K.Kanno (Tokyo-U) are added. [F.Sakuma]
150627: M.Poli Lener is removed. [F.Sakuuma]
150317: affiliations of T.Hashimoto and D.Tomono are changed.
        K.Kato (Kyoto-U) and T.Kim (TTEC) are added. [F.Sakuma]
130410: B.Wuenschek (SMI), Q.Zhang (RIKEN), and Y.Kato (RIKEN) are added.
        affiliations of T.Hiraiwa and M.Sato are changed. [F.Sakuma]
 [F.Sakuma]
130124: T.Yamaga (Osaka-U) and K.Tanida (Seoul) are added. [F.Sakuma]
120523: Y.Ma (RIKEN) is added. affiliations of O. Vazquez Doce is changed. [F.Sakuma]
120313: affiliations of S.Okada and H.Tatsuno are changed. [F.Sakuma]
110527: affiliations of M.Iio and K.Tsukada are changed. [F.Sakuma]
110214: D.Pietreanu (Frascati) is canceled, and A.Scordo and K.Piscicchia (Frascati) are added. [F.Sakuma]
110210: S.Kawasaki (Osaka-U) is added. [F.Sakuma]
101004: Y.Ishiguro (Kyoto-U) is added. [F.Sakuma]
100604: some affiliations are changed, Y.Fukuda (TITEC) is removed, and a format is modified. [F.Sakuma]
100603: M. Poli Lener, A. Romero Vidal, O. Vazquez Doce (LNF-INFN) are added. [F.Sakuma]
100531: H.Shi (Univ. of Tokyo) is added. [F.Sakuma]
091012: bug was fixed. [F.Sakuma]
091005: K.Inoue (Osaka Univ.) is added. [F.Sakuma]
090908: M.Bragadireanu (IFIN HH, Romania) is added. [F.Sakuma]
090821: N.Hashimoto (U.Tokyo) is added. [F.Sakuma]
090629: H.Kou (TITECH) is added. [F.Sakuma]
090617: A.Hirtl and B.Wunschek (SMI) are removed from the list, and K.Suzuki is added. [F.Sakuma]
090518: J.Chiba and T.Hanaki (Tokyo University of Science) are removed from the list. [F.Sakuma]
090509: The list is newly introduced. [F.Sakuma]