The 15-year old from Haryana won gold in the Junior Men's 25m Standard Pistol competition, with a world record score of 579, which helped India also bag the Team Silver in the event and prop it to second in the overall standings.
Anish's score was seven points clear of second-placed German Florian Peter who shot 572, while Ukraine's Pablo Korostylov won the bronze in the event shooting a score of 570.
In the Team competiton, Anish's teammate Anhad Jawanda shot 561 while Sambhaji Zanzan Patil shot 547 -- a combined score of 1678 winning them the team silver.
In the other events of the day, India's Shirin Godara shot 615.9 to finish 21st in the Junior Women's 50m Rifle Prone competition.
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Prasiddhi Mahant and Ayushi Podder in the same event ended 41st and 57th with scores of 609.8 and 605.4 respectively.
In the Junior Men's 50m Rifle Prone, Fateh Singh Dhillon finished 23rd on a score of 617.3, while Subhankar Pramanick shot 615.9 to end in 29th position.
Norway are leading the medal tally after Day one with one Gold, one Silver and one Bronze medal followed by India, on a day when as many as 11 nations got on to the medal charts.