What does 左下矢印 look like on DoCoMo?

On DoCoMo it is the design shipped in 2013, shown above at full size. Older revisions are listed beneath it.

When did DoCoMo add 左下矢印?

DoCoMo first drew 左下矢印 in 1999, released 1999年1月1日.

NTT DoCoMo has shipped 6 versions of 左下矢印. Each is dated, so you can see when the design changed.

DoCoMo

NTT DoCoMo has drawn 左下矢印 6 times. Every revision DoCoMo has shipped is below, newest first.

What does 左下矢印 look like on DoCoMo?: On DoCoMo it is the design shipped in 2013, shown above at full size. Older revisions are listed beneath it.
When did DoCoMo add 左下矢印?: DoCoMo first drew 左下矢印 in 1999, released 1999年1月1日.
How many times has DoCoMo redrawn 左下矢印?: NTT DoCoMo has shipped 6 versions of 左下矢印. Each is dated, so you can see when the design changed.

DoCoMo artwork for this emoji spans 1999 to 2013.