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A data-backed tour of 7-Eleven sandwiches and burritos: 149-yen salad rolls at 197 kcal up to 762-kcal party sandwiches, with the best pick for every goal.

From 280-kcal wakame soba to a 793-kcal sesame tantanmen: real nutrition numbers for 7-Eleven and FamilyMart noodle meals, and how to pick by goal.

Need 30–50g of protein from one konbini run? These chicken-forward bento and fried-chicken packs deliver, with exact numbers from the shelf.

Oden is back for winter. How the staffed-counter style at 7-Eleven and Lawson differs from FamilyMart's individually packed ingredients — with real prices and photos.

Ranked lottery tickets (A prize to Last One) sold at konbini registers — how they work, what they cost, and how collectors follow them.

A practical formula for a balanced convenience-store breakfast under ¥500 — with the nutrition numbers to back it up.