Tied on a high quality size #12 Moonlit Competition Barbless hook.
This is Brent’s Go-To-Fly as it seems to work good at any time of the year, any time of the day, and any type of water. This fly just plain catches fish. Works best when you twitch it with small movement.
If you are new to tenkara or fly fishing I highly recommend starting with this fly as you know it works everywhere anytime so you can have success fast while learning casting and presentation tactics.
Below is the Bead Head Pheasant Tail version: