"The Japanese Tradition". The Japanese Tradition (in Japanese). Japan Culture Lab. Archived from the original on 1 December 2015. Retrieved 23 November 2015.
Kamiyama, A & Yamada, N.(2009). A study on relationship between sketch comedy and laughter : case study: the sketch comedy of Rahmens [Konto to warai no kankei ni tsuite no kousatsu: Rahmens no konto wo daizai ni site]. Toyama University Journal of the Faculty of Human Development and Science, 3(2), 177-187. https://toyama.repo.nii.ac.jp/?action=repository_uri&item_id=713&file_id=18&file_no=2
"The Japanese Tradition". The Japanese Tradition (in Japanese). Japan Culture Lab. Archived from the original on 1 December 2015. Retrieved 23 November 2015.