Fill in all the text fields and send the description.
Then upload the files and send them as described here:

Take a picture of the tree inserted in the tokonoma with all elements. Rename the file with your first and last name and the file must be maximum 8Mb.

Take a short video To measure the tree (21-35 cm). Rename the file with your first and last name and it must be maximum 32Mb. Don't show your face in the video.

If you want, take a video of the bonsai in the tokonoma, following the direction of the bonsai (e.g.: if the bonsai has a direction to the right, the video must be made from left to right), rename the file with your first and last name, it must be maximum 64Mb.