Fish with a tenkara rod long enough and you will start looking for ways to push the envelope. It is the nature of fishing and anglers, but especially that of fly fishers.
Bighorn River Lodge - Bighorn River Fishing Lodge
The seven deadly sins of fly fishing
Tenkara Fishing: Your Complete Guide to Everything
2 Guys and A River - For the love of fly fishing
One Cast, Three Presentations: the 180º Approach
Two fly tenkara Hatch Magazine - Fly Fishing, etc.
Tenkara Fly-tying - Fly Fishing, Gink and Gasoline, How to Fly Fish, Trout Fishing, Fly Tying
A blue ribbon angler: Craig Matthews helps set the standard
Review: ECHO 3S fly rod Hatch Magazine - Fly Fishing, etc.