Off Showa Station, Antarctica, Dec. 29 (Jiji Press)--Japan's Antarctic research vessel Shirase carved its way through sea ice and reached a fast ice berthing point about 1,700 meters off Japan's Showa Station at 12:44 p.m. on Saturday. The waters around East Ongul Island, where the station is located, are covered by fast ice year-round and there is no pier. Therefore, "berthing" refers to p...