Last week, the Yukan Fuji (June 20) reported that 20 outlets in the Kappa Sushi conveyor belt sushi chain in east and west Japan are promoting an all-you-can-eat special, with patrons from middle-school age to 64 years charged ¥1,706 (boys and men) or ¥1,490 (girls and women). Seniors over 65 can partake...