Frost is solid deposition of water vapor from saturated air. It is formed when solic surface is cooled to the below the dew point of adjacent air. Frost crystal size differ depending on time and water vapor available. (from Wikipedia)
Lime will be sprayed on the filed and cultivated before panting summer vegitables. The earth of vegitable garden will be gradually acidified because of vegitable's absorption of metalic ion and acid rain. So the ground must de deacidified by caustic lime.
These are the spots for pumpkins, watermelons or prince melons. The garbage will be dumped in this hole and the organic fertilizer will be added. After covering holes, these vegitables for summer will be planted.
Climb Mt. Ushida of which top reached at 8:12 a.m. Saret walking hour later than usual plan because of waiting the dawn. After climbing, walk around Hacchoubori and go to the Library.