23	17	28	6909	kojima	dummy	0	2008/10/20/14:21:59(172.16.44.157)	0
23	38	46	6909	hiraki	dummy	0	2008/10/22/13:45:5(172.16.44.149)	0
-23	46	48	6909	hiraki	dummy	0	2008/10/23/13:49:51(130.34.95.37)	0	2008/10/23/21:34:37(172.16.44.146)
28	40	48	6909	hiraki	dummy	0	2008/10/28/19:38:22(130.34.95.37)	0