What does バックパック look like on emojidex?

On emojidex it is the design shipped in 1.0.34, shown above at full size. Older revisions are listed beneath it.

When did emojidex add バックパック?

emojidex first drew バックパック in 1.0.14, released 2016年5月15日.

emojidex has shipped 6 versions of バックパック. Each is dated, so you can see when the design changed.

emojidex

emojidex has drawn バックパック 6 times. Every revision emojidex has shipped is below, newest first.

What does バックパック look like on emojidex?: On emojidex it is the design shipped in 1.0.34, shown above at full size. Older revisions are listed beneath it.
When did emojidex add バックパック?: emojidex first drew バックパック in 1.0.14, released 2016年5月15日.
How many times has emojidex redrawn バックパック?: emojidex has shipped 6 versions of バックパック. Each is dated, so you can see when the design changed.

emojidex artwork for this emoji spans 2016 to 2017.