第29回 横浜開港祭 6月2日（水）開港記念日 http://www.kaikosai.com/ June 1, 4:30 p.m. – ISS Expedition 23 Farewells and Hatch Closure Coverage hatch closure scheduled at 4:50 p.m. EDT 7:30 p.m. – ISS Expedition 23 Undocking from the ISS Cove…