Peace Oriental Teahouse is a Japanese green tea cafe with branches at Sukhumvit 49 and G Tower in Bangkok. It serves premium green tea, tea lattes, and matcha ice cream, with Matcha Extremist and Pastel Matcha listed as signature items. Seating includes floor seats and chairs, the upper floor is more comfortable, and books are available to read for free. Prices for tea and ice cream are on the high side.