Nataraj Ginza is located 1 min walk from Ogikubo Station south exit.
It is under construction right now, but will reopen on 4/27/2017. Although the building is under construction, they can deliver right now! To order, call 03-6913-7979. Minimum order is 2500 yen (delivery fee 370 yen), but if you order over 3900 yen, no delivery charge! Delivery menu is here. And here is an online order form. You just type in what you want in the blank text box.
They offer a vegan naan!
But once they open on 4/27, you can enjoy their lunch buffet on weekdays! They take credit card.
11:30am to 11pm