Panel 2: Ninjette stole the scroll(s) back in this flashback scene, roughly 80 pages ago.
Panel 4: IIRC, another wacky, made-up "jutsu" with the translation and kanji provided by my friend Tomoko, who's been supplying these ninja-skill names since way back in vol. 3.
Today’s Patreon Update: As this is a Monday, time for our weekly double dose of life drawings new-ish (2018) and old (2017) along with the high-res Photoshop raw scans for both of ‘em, available to all Patron tiers.
-Adam Warren