Japanese Prime Minister Fumio Kishida was on Saturday evacuated from a venue in Wakayama city, after an explosion was heard, Japan public media NHK reported.
As per Japanese officials, Kishida was safe and unharmed in the incident.
The police have detained a man, who is believed to be a suspect who threw a pipe-like object near the venue of Japanese prime minister during his outdoor speech.
Prime Minister Narendra Modi expressed relief after Kishida escaped unharmed in the incident.
Modi tweeted, "Learnt of a violent incident at a public event at Wakayama in Japan where my friend PM @Kishida230 was present. Relieved that he is safe. Praying for his continued well-being and good health. India condemns all acts of violence."
Video footage released by NHK showed members of the public fleeing and a man being arrested following the incident.
Kishida was about to give an outdoor speech at the venue at the Japanese port city when according to NHK, an "explosion-like sound" was heard on the scene.
An NHK reporter present on the scene said it is "believed that something was thrown in and exploded", CNN reported.
Kishida's predecessor, Shinzo Abe, was assassinated at close range in July 8, 2022 when he was delivering a speech at a political campaign rally event in the city of Nara.
