Definition of 卯の刻 (うのこく)
うこく
                        卯の刻
うのこく
unokoku
expression, noun
•
        
hour of the Rabbit (around 6am, 5-7am, or 6-8am), hour of the Hare(archaism)
Related Kanji
| 卯 | sign of the hare or rabbit, fourth sign of Chinese zodiac, 5-7AM, east | 
| 刻 | engrave, cut fine, chop, hash, mince, time, carving |