Unidentified miscreants lobbed a hand grenade at the residence of Nationalist People’s Party (NPP) candidate N Diten in Manipur’s Thoubal district on Friday evening.
Police said the incident took place around 6.45 pm at Ukhongsang Mayai locality in Thoubal district.
No one was injured in the incident, said a police official.
Diten, who had been campaigning for the upcoming assembly elections from his residence for the last few months, was not at home when the explosion happened, the police officer said.
An investigation is underway, he added.
It is immediately not known whether any insurgent group is involved in the incident or not.