い	っ
一

ちょ	う
丁

noun

1. one leaf (of a book bound in Japanese style).
2. one block of tofu, one serving (in a restaurant).
3. one long and narrow thing (e.g. a gun, scissors, spade, hoe, inkstick, palanquin, candle, jinrikisha, shamisen, oar). Also written as 一挺, 一梃.
4. one chō (unit of distance, approx. 109.09 m).
5. one game, one task.

adverb

1. well then, right.