Instruction is provided by Niten Ichi Ryu Musashi Kai (二天一流武藏会) at this biggest Nito kendo camp. Both Nito and Itto kenshi worldwide are welcome to this unique learning experience. Seminar is open to both beginners and advanced rank. The closest airport to Ontario, Oregon is Boise, Idaho (BOI).
List of guest sensei:
Tadao Toda Sensei (戸田忠男）Hanshi 8 Dan
Yoshihiro Ugajin Sensei (宇賀神良博）Kyoshi ７ Dan
Hirotsugu Sasaki Sensei (佐々木博嗣）Kyoshi 7 Dan
Futoshi Sato Sensei (佐藤太）Kyoshi 7 Dan
Ryoichi Fujii Sensei(藤井良一) Kyoshi 7 Dan
Ako (Ishimura) Fujii Sensei（藤井(石村)あ子) Renshi 6 Dan (Female)
More details will be provided at here.
A short report of the 2nd US Nito Kendo Seminar held in the D.C. area in 2009 written by Brian Sherry from Nova Budokai can be found here.