Reader-added tags include "iPon" (A double joke; not only a nickname for the iPhone, but for voice actress Ai Nonaka, whose first name uses the same kanji as Ran's), "I just wanted to show it off", and "Ran-sama charges on ahead".
The survey knows someone's moving around under the ground:
SsshrrrWhat will you do, Ran-san?As you might expect, it's fragile.I thought this might happen, so I've got an LED light on me!Waterfall #1...It's waterproof!♡Well Prepared Means...I have to go on, don't I...Please hold on to this for me!Eh? Then what will you do for light?Then you should've brought that out to start with...iPon