"A punk, 'Irish' who was caught holding up a filling station yesterday has confessed to several unsolved crimes," Inspector Megure said to Shinichi. "He named 'Gin' as his partner in a supermarket holdup a few years back. This morning, I picked up a search warrant and visited Gin's last known address, a boarding house on Gunma. Gin wasn't in but, his partner, Vodka, a counterfeiter, showed up at noon. He denied knowing where Gin was."
"This is the last day of the month. So Gin, who by the way is a vegetarian, has only to keep out of sight and keep moving for 30 days. In another month, the statute of limitations on his supermarket job will expire. He'll be in the clear."
"The part that baffles me is the groceries I found on his bed." concluded the Inspector. "I can't figure them. There were 6 coffee beans, 8 boxes of cocoa, 10 tomatoes, 4 pieces of toast, 5 boxes of hominy, 21 tea bags, and 27 cubes of sugar!"
After a moment's hesitation, Shinichi said, "Gin plans to keep moving about the country next month to avoid capture. But you should have no trouble apprehending him. The next place to find him is-"
What is it?
No hint to this!