Some information: Cha Soba noodles are Soba noodles made of buckwheat flour (soba-ko) and wheat flour (komugi-ko) with the added ingredient of fresh Green Tea leaves (Ryokucha or Ocha). In Japan Cha Soba is considered a delicacy and is only consumed on very special occasions.
These're the ingredients
And it's really easy to prepare!
Furthermore, it only take a few mintues to get everything done.
The end results - Ice're place underneath to keep the noodles cold