Language and Study
ALLEX Foundation (for intensive Japanese)
http://www.allex.org/summer-chinese-or-japanese/
Hakodate International Foundation Summer Program
http://www.hif.or.jp/en/summer/
Ise and Japan Study Program
http://ise-japan.kogakkan-u.ac.jp
Japanese Early-modern Palaeography at Cambridge [+]
http://wakancambridge.com/
Inter-University Center for Japanese Language Studies [+ + + + + + + + + + + +]
http://www.stanford.edu/dept/IUC/
Japanese Language Program for Specialists (in Cultural and Academic Field)
http://www.jfkc.jp/en/introduction/facility.html
Kyoto Consortium of Japanese Studies
(advanced Japanese and Classical Japanese)
http://kcjssummer.columbia.edu/
Kyoto Study Program
https://studyinkyoto.jp/
Harvard Summer School in Kyoto at Doshisha University
http://www.summer.harvard.edu/programs/study-abroad/kyoto-japan
Hiroshima and Peace
http://www.hiroshima-cu.ac.jp/Hiroshima-and-Peace/index.htm
Hokkaido International Foundation Japanese Language and Culture Program
http://www.hif.or.jp/en/program/
CET summer and year intensive language program in Osaka
http://cetacademicprograms.com/programs/japanese-language-osaka-japan/
Intensive Kanbun Course at the IUC
http://www.stanford.edu/dept/IUC/summer.html
Intrax Internships Abroad [undergrad]
https://www.intraxinternshipsabroad.com/
Japan-America Student Conference
http://iscdc.org/jasc/
Japanese Language Courses through JF Los Angeles [public]
http://www.jflalc.org/courses.html
JET Memorial Invitation Program [high school]
http://www.jflalc.org/jle-jet-mip.html
Kambun workshop (USC)
http://dornsife.usc.edu/ppjs
Summer Intensive Language Program (SILP)
http://www.miis.edu/academics/language/summer
The University of Tokyo: Summer Program on Media Content Studies in Japan
http://kadokawa.iii.u-tokyo.ac.jp/summer_program/
University of Chicago Kuzushiji Workshop
https://lucian.uchicago.edu/blogs/kuzushiji/
UNO-Japan: Study at Doshisha University
http://inst.uno.edu/Japan/
Yamasa Japanese Language School [+]
http://www.yamasa.org/en/index.html
Theatre & Music
International Summer School for Japanese Traditional Musical Instruments
http://www.seiha-hogaku.jp/
Kyoto Art Center: Traditional Theatre Training
http://en.kac.or.jp/category/46
Noh Training Project UK
http://www.reading.ac.uk/ftt/research/ftt-NohTrainingProject.aspx
Translation
SOAS Translation Workshop in Japanese Studies
http://www.soas.ac.uk/history/conferences/previous/japantranslationworkshop/
Western Michigan Summer Translation Institute
http://www.wmich.edu/languages/summertranslation/index.html
Bread Loaf Translators’ Conference
http://www.middlebury.edu/bread-loaf-conferences/bltc
Religion
Japan and its Buddhist Traditions
http://www.antioch.edu/aea/programs/japan-and-its-buddhist-traditions/
Cultural Exchange
High School Diplomats
http://www.highschooldiplomats.com/
Misc
Reischauer Scholars Program [high school]
http://epgy.stanford.edu/courses/spice/index.html