What does Red Question Mark look like on au by KDDI?

On au by KDDI it is the design shipped in Type F, shown above at full size. Older revisions are listed beneath it.

When did au by KDDI add Red Question Mark?

au by KDDI first drew Red Question Mark in Type A 2, released April 30, 1999.

KDDI Corporation has shipped 8 versions of Red Question Mark. Each is dated, so you can see when the design changed.

au by KDDI Type D 2

au by KDDI shipped a new design for Red Question Mark in Type D 2, released December 31, 2003. The previous design is shown beside it.

✳ marks a release that redrew this emoji. The rest re-shipped the design unchanged.

What does Red Question Mark look like on au by KDDI?: On au by KDDI it is the design shipped in Type F, shown above at full size. Older revisions are listed beneath it.
When did au by KDDI add Red Question Mark?: au by KDDI first drew Red Question Mark in Type A 2, released April 30, 1999.
How many times has au by KDDI redrawn Red Question Mark?: KDDI Corporation has shipped 8 versions of Red Question Mark. Each is dated, so you can see when the design changed.