I'm trying to get Latvia v2 by まつ.
https://bowlroll.net/file/183342
http://seiga.nicovideo.jp/seiga/im8727481
pass hint: シー君にぶっ刺した花+国花(2巻4巻の順)をカタカナで
((the flower that was stabbed to Sealand + National Flower (in order of 2 characters 4 characters) in katakana))
I'm pretty sure about the flowers but maybe I'm wrong. The flower that was stabbed to Sealand is the "Lily of the valley" which is スズラン in japanese katakana. and the national flower is dai