Incidentally, silver is a very good conductor of electricity as well, but is more expensive than copper, and not as good as gold, so it's almost never used for that purpose.
Further, if Ginka really is that good a conductor of electricity, she has nothing to fear - it is RESISTANCE to electricity that causes electrical energy to turn into the heat that actually kills you, if the electricity is conducted near-perfectly through your body, it'll go through you as harmlessly as the electricity flows through a copper wire, without doing any damage.
I understand that lightning is frightening, but isn't this abnormal?Did the lightning god eat your bellybutton? A reference to a folklore: keep your clothes on, or the lightning god will eat your bellybutton.Her real identity being a highly conductive pure gold coin, making her body prone to lightning strikes is part of the problem.What do you mean "part of the problem?" That "part"!There's no crying over spilled milk.KaboomKarindouGold passes electricity through easily.... I played a little prank.QuiverGagaflash100% AccuracyThat was a close call.You know something about Kinka-oneechan, don't you!?Ugh, umm that's...L-long ago, I playfully...The lightning god is coming to get you.A lightning bolt struck our shop right then.Let's talk a little ♪ with my fist.Zaaaaa (rain)Hm...Pi!?Ginya~!trembleAh... It started raining.Well, we have it better than others, agreed?Even with the sudden rain, we can predict lightning before it strikes.She's been traumatized ever since...Argh!gorogoro (roaring)It's really convenient, our lightning detector."Part"!?Grit Your Teeth ♪CLENCHYou're right.... thought, since there's a lightning storm approaching, ...BoomHahhagikuThere's been lots of lightning this year.Wow, a downpour.You two are downright terrible!I hate...I hate lightning...Heaven forbid
Kuwabara kuwabara = chant used to ward off lightning strikes. Originally spoken to avoid the wrath of Sugawara no Michizane's ghost, believed to have called down a large thunderbolt on the Kyoto Imperial Palace.