Trust/Hope -Tanabata (Star Festival)

Blue (or Green): The symbol of wood. This represents a wish to grow.
Red: The symbol of fire. This represents a wish with gratitude.
Yellow: The symbol of earth. This represents a wish with sincerity and promises.
White: The symbol of metal. This represents a wish for law and justice.
Purple*: The symbol of water. This represents a wish for learning.
Purple is now used in modern Japan instead of the traditional black.