Sailor Colors of Four Seasons Winter Yuki-Akari Ink Bottle. Bring back the nostalgic memories of winter with the new Sailor Colors of Four Seasons Winter Yuki-Akari Ink. This light blue ink will surely inspire you to rewind the time and dwell in the soothing memories of winter. When written with, the ink delivers smooth and consistent lines without any hiccups. It comes in a beautiful 50ml glass bottle with an internal inkwell.