The point is to support the author, even if it's only a few yen from that one copy you buy. Of course it will be ripped eventually, and of course it doesn't sell as well as other titles, but that shouldn't keep you from showing some gratitude to the guy who draws the lewds you like.>>2343337
I don't know. I'm using a different shop, but I had a look at their website.
Go to ログイン then choose 新規取得 and fill out the form that comes up. The zip code has to be from Japan. Pick a random one from google.
If you can't get yahooebj to work for you, try Bookwalker or Rakuten.