He wrote his column under the title Bettale Jagattu (The Naked World) espousing Hindutva and being fiercely critical of anybody opposing it.

Then a journalist with Kannada Prabha, Simha resigned in April 2014 before beginning his electoral campaign, and subsequently winning the seat.

[10] In a widely circulated video, he was seen subsequently threatening the police officials and questioning their intent of "restricting" celebration of festivals of the Hindu faith,[8] and barging through the barricade in his car.

[12] Simha courted controversy again in November that year while making statements against actor Prakash Raj after the latter questioned Prime Minister Narendra Modi's silence following "certain killings" in the country.

Simha had tweeted, "Being sad due to son's death, having left your wife and ran behind a dancer, Mr. Raj, do you have any right to say anything to Yogi, Modi".

[15] In December 2023, a group that carried out a smoke canister attack inside Lok Sabha secured access using visitors' passes issued by Simha.