Actually, the motion lines seem to be pushing the two dowsing rods apart, so... I think it's the opposite of treasure, which might be the joke here.
WOHH...Searching for treasureHuh~!I want to go by tomorrow~Today is westThe world's treasureHaa- Nazu Nazu~Nazrin Marching SongYesterday is EastMomo~n...#210 The Ability to Detect Weird Things変な物を探し当てる程度の能力