Kansai Enkou 87 37 ((full))
One of the players, a slender sophomore named Ryo, sat with a bruise blooming blue beneath his eye. He had been the youngest on the floor and had guarded Takumi for two entire stretches; he had failed to keep him from scoring, but he had learned the rhythm of a true opponent. Ryo lifted his head, met Hayashi’s gaze, and smiled. “Next time,” he said simply. Everyone in the room believed him.
For more specific details on the numerical slang, you might explore Japanese Kansai Enkou 87 37 community forums that discuss "goroawase" and its role in digital shorthand. kansai enkou 87 37