I-Chu wiki ✨さんのイラストまとめ

A new MG9 scout will start on 3/15 00:00 JST! For 25 paid discs, you are guaranteed to get an LE card of either Atsushi, UJ, or Christopher! The scout also features their SR cards!
*The scout does not feature other MG9 cards

The idolized versions of Lucas', Baber's, and Raku's White Day cards have been revealed! The scout starts on 3/11 00:00 JST!

The 1st part of the White Day 2019 scout will start on 3/11 00:00 JST! It features Lucas LE, Baber LE and Raku SR! This is a step-up scout.

The cards unidolized! If we follow the 1st part's rules, then Runa should be an event card (?)

More I-Chus have been revealed for the Hello Kitty collaboration! They're Kanata, Rabi and Runa! Today we get to see their unidolized cards ♪ More details at a later date.

The "Hello ICHU!" group event will start on 3/1 16:00 JST! The featured GR is Mutsuki!
This counts as a Twinkle Bell event, with "Chikai no Santa Claus" as event song!
Cards that give the most boost are the Hello Kitty collaboration scout cards!

Kanata's, Noah's, and Futami's birthday GRs have been revealed! Their scout starts on 3/1 00:00 JST!

This is not all, they've also shown unidolized collaboration cards of Kuro and a surprise Tatsumi that wasn't announced previously! Now we have 5 I-Chus taking part.

The March birthday scout will start on 3/1 0:00 JST! It features new birthday LE cards for Kanata, Noah, and Futami!

Yuuri Hazami sprite. He's an idol of Usami Entertainment.
More rival idols to come, perhaps?