Japanese Encephalitis (JE) an important disease of viral origin has attracted the attention of public health specialists in South East Asian Regions especially in the BBIN (Bangladesh, Bhutan, India & Nepal) countries due to its endemicity, high CFR and residual problems among survivors. JE has been occurring in the endemic form since long back particularly in northern states of India. Eastern parts of U.P. particularly Gorakhpur division is the worst hit division of Uttar Pradesh (UP) in India. U.P. alone is reporting nearly half of the cases found in whole India. Innocent children are the most common victims. This paper attempts to review the problem & emphasizes the need of identifying auxiliary feasible factors rather than concentrating on unfeasible, as despite of best efforts of state the disease is still a major public health problem.