It is stamped on brown leather.
"SONG. FLOWER"...?
Apparently it's my daughter's name (Uta, Hana). Hana-chan was still in her stomach. …but,
Yesterday (2/9) when I emailed my work after it was finished, I was surprised! I was born... The completion of the work and my birthday coincidentally happen ^o^
Congratulations☆
So, this is proof of family ties.