Kushiya Monogatari is a kushiage buffet chain store and the shop works on a system where you choose your favorite ingredients from a list and prepare it yourself just the way you like it.
The restaurant charges 1700 JPY/ 11.43 USD per person for a 90-minute lunch on weekdays and 1920 JPY/ 12.91 USD per person for a 70-minute lunch on weekends.
This price gets you the all-you-can-eat course where everything except juices and alcohol drinks is available for your choosing.