Vertical
You see a thread that wants to loiter from some horns and you would be correct to assume that it would hang vertical. The thread wants to loiter and hang from one of the horns. When things hang from things, they usually hang vertical, so that’s what this thread is going to do.
Look at this vertical thread as it hangs from the horns. Take hold of it and pull on the vertical thread. Feel it in your hand.
じゅう
たて
None
For some reason, Channing Tatum (たて) is strangely attracted to vertical pieces of hanging thread. Channing Tatum starts batting at the vertical thread like a cat.
Look at Channing Tatum playing with this thread. He’s like a cat playing with a piece of yarn. Look at Mr. Tatum bouncing around batting at the thread like some silly feline.