Thanks to the startling success of its smartphone game "Puzzle and Dragons," the spotlight is beaming brightly on GungHo Online Entertainment Inc.

"We've been very lucky with the success of 'Puzzle and Dragons,' " CEO Kazuki Morishita said in a press briefing Friday at the video game maker's Tokyo headquarters.

GungHo announced Thursday that it posted ¥18.6 billion in operating profit for the January-March quarter, some 75 times higher than in the same period last year, while sales skyrocketed to ¥30.9 billion from ¥3.2 billion.