Japthi is a village in the Kundapur taluk of Udupi district.
As of 2011, Japthi has a total population of 2,178 people consisting of 1160 male and 188 female residents. The village occupies a total area of 902.61 hectares with a population density of 2.413 people per hectare. As of 2011, the total literacy rate was 69.65% which was higher than the national average of 59.5%.
As of 2011, Japthi has an employment rate of over 41.09%, 96.54% of whom are employed over 183 days in a year.
Agriculture is the primary source of revenue in the region, with cashew plantations being one of primary sources of revenue.