It's called sakigomu (先ゴム). The sakigomu goes inside the sakigawa (the leather tip of the shinai) and keeps the bamboo slats in place.
It is called a "shinai," I believe it means "bamboo sword."
...shinai
"Garufurendo shinai desu" (ガルフレンドしないです) translates to "I don't have a girlfriend" in English. The term "garufurendo" is a loanword derived from "girlfriend," and "shinai" means "not do" or "do not." The addition of "desu" adds a level of politeness to the statement.
Mō Kimi Dake o Hanashitari wa Shinai was created on 2006-05-31.
rubber
Please don't worry!
A rubber band is not a compound, it is a mixture; it is formed from rubber and some additives.
Natural rubber is mainly is mainly poly-cis-isoprene. Synthetic rubber is an artificial elastomer.
a creative name for a rubber band should be flexible band.
The cast of Mou yuukainante shinai - 2012 includes: Yui Aragaki as Erika hanazono Jun Kaname Shihori Kanjiya Hiroki Narimiya Katsumi Takahashi
Vulcanized rubber.
George