The early Japanese gardens largely followed the Chinese model, but gradually Japanese gardens developed their own principles and aesthetics. These were spelled out by a series of landscape gardening manuals, beginning with "Sakuteiki" ("Records of Garden Making") in the Heian Period (794–1185). The principles of sacred gardens, such as the gardens of Zen Buddhist temples, were different from those of pleasure or promenade gardens; for example, Zen Buddhist gardens were designed to be seen, while seated, from a platform with a view of the whole garden, without entering it, while promenade gardens were meant to be seen by walking through the garden and stopping at a series of view points. However, they often contain common elements and used the same techniques. Some basic principles are: