http://www.orienteering.com/~saitama/

http://matoba.dip.jp/lapcenter/index.jsp?event=784

http://matoba.dip.jp/lapcenter/index.jsp?event=783

http://tokiwa.air-nifty.com/tokiwa/2009/06/2009-46de.html

http://homepage3.nifty.com/zin2/OL/information/index.htm

http://www.youtube.com/watch?v=WR9Lw8v5Ges

http://matoba.dip.jp/lapcenter/

http://32nd.olc.org.tohoku.ac.jp/

http://www.olc.org.tohoku.ac.jp/

http://www.orienteering.com/~uofj/kansai/index.php?blogid=8&catid=33&itemid=363

http://www.orienteering.com/~kyotofu/index.php?id=09126150614

http://www.orienteering.com/~saitama/event/20090531KASEI.htm

http://matoba.dip.jp/lapcenter/index.jsp?event=779

http://matoba.dip.jp/lapcenter/index.jsp?event=776