This character translates as meaning a finger or toe pointing to indicate a certain direction.
CJK Ideographs are characters used in Chinese, Japanese and Korean languages. Their writing systems all completely or partly use Chinese characters.
π Page from Calendar
π Japanese βReservedβ Button was approved as part of Unicode 5.2 in 2009
under the name βSquared CJK Unified Ideograph-6307β
and added to Emoji 1.0 in 2015.