The 30th Kimura Shonosuke (80) writes sumo-ji, the font of sumo
山 https://www.youtube.com/watch?v=jP0tzJBKUZg
川 https://www.youtube.com/watch?v=QAvi1JGJztI
花 https://www.youtube.com/watch?v=HSn9fqxaLRw
海 https://www.youtube.com/watch?v=jtT3w_72zvY
錦 https://www.youtube.com/watch?v=Q__pxzFTbIo
Interestingly, this o-sumou-san channel had so far videos of the sumo cats Mugi and Moru in Arashio-beya http://www.sumoforum.net/forums/topic/34846-rikishi-with-cats/?do=findComment&comment=336749