Probably the best lightly-carbonated lemon drink out of Japan... and I've not even had more than 2-3 ever. That'll have to change.
Weirdness, not much, it's hyper-tangy which is weirdish, and the name Clean & Lemon also advertised as clean & healthy is slightly quirky.
Find more here.
Main drink series site here: http://pokka.jp/kire-to/