Like January, February is a good time for visiting Japan as the weather is usually sunny and dry and sightseeing spots are not crowded. The downside of a visit in winter are the relatively short days (sunset is around 5:30pm in Tokyo) and the vegetation's barren state.
1 A healthy person drinking approximately 2 liters of water per day makes 800 to 2000 ml of urine per 24 hours (4).  If the urinary system is healthy, the bladder can hold up to 16 ounces (2 cups) of urine comfortably for 2 to 5 hours (5).
This will usually take 5 to 6 hours. The food then enters the colon for further digestion and water re-absorption before defecation. The time from it's entering the colon to defecation is about 12 to 24 hours.Thus, the time for food to travel from one end to the other probably ranges from about 20 to 30 hours.igestion is by no means a quick process, taking around 24-48 hours. The food spends around 30 minutes - 2 hours getting to the small intestine, 2-6 hours getting all the nutrients extracted, and the rest in the intestines. Answer 3. It'll take about 24 hours to go through your whole body.