Poppo appears in the artwork for and is quoted in the descriptions of
, , , , and . She also appears in the artwork for , , and . Marie Poppo is one of three original characters (along with
and ) who debuted in the original release of . 100% Orange Juice! Marie Poppo is named and based after a hamster that Hono had in the past.
 Poppo is not a mouse.
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frequently refers to Poppo as "Mikky Mousse" due to a case of mistaken identity. Poppo's voice lines for the April Fools 2020 menu screen were not voiced by Maruyama Miki, but by several different voice actors who are currently unidentified.
It should be noted that most Poppo-related patches are simply gags.
V3.1 (Hotfix 2) Filled the emoji gachapon that Poppo had stolen the contents of in the Arcade.
Added a check against Poppo stealing your oranges with empty gachapons in the Arcade.
V3.0 Poppo now wins Whack-a-Po minigame more frequently.
V2.9.3 Added color options for the Mousse cosmetic for Marie Poppo.
V2.9.1 Fixed Poppo sometimes not winning Bounty Hunt mode.
V2.8.3 Poppo has been revised. She can finally speak normally now.
V2.8 Poppo stole the balloons. (The Balloons consumable now has a chance of spawning Poppo balloons.)
V2.4.1 Replaced forced Poppo CPUs with random CPUs wearing the Poppo mask.
V1.30 Poppo and Natsumi now make random comments less frequently during matches.
V1.19.3 (Hotfix 1) Fixed getting Dapper Poppo instead of Cyborg Poppo in random selection if you only owned the latter.
V1.19.1 The summer heat is making Poppo multiply - expect more Poppo sightings.
V1.19 Poppo now sees more of your stars.
V1.17 When you get KO'd as Poppo, you now recover as another, identical Poppo.
V1.16.1 Fixed color scrolling passing over the special Poppo costumes.
V1.16 CPU-controlled no longer only picks Wins norma, and and Poppo no longer pick only Stars norma.
V1.13.1 After being sighted, the patch note thief Poppo dropped some new hints while escaping.
V1.13 [Poppo stole this patch note.]
V1.9.8 (Hotfix) Poppo has learned the Blink ability (The taskbar icon now blinks when ALT+TABbed when something important happens in the game)
V1.8.2 Fixed a bug where campaign would crash after dialogue if avatar was set to Rad Poppo skin.
V1.6 Poppo now intensifies properly.
V1.5.1 Fixed a bug that prevented Poppo from winning.
V1.5 Added more wins for Poppo.
V1.4 Poppo now loses less games.
V1.3.2 Poppo has stolen all the evidence suggesting that she's winning more games.
V1.3.1 Poppo now wins slightly more games.
V1.3 Poppo now wins more games.