Yes! The physical copies in the $60 and above tiers are just regular DVDs and do not come with any form of DRM.
The size of the tapestry will be B1-size, which is 27.8 x 39.4 inches, or 720 x 1030 mm
The signatures on the shikishi and tapestry are recreated digitally. Only the game in the $250 tier will be signed and personalized by Isuna Hasekura.
We just put up our final stretch goal for the campaign. When we hit $80,000 in funding we will port the game to Unity which supports iOS and PlayStation Vita.
Yes we have a Paypal page up: https://crowdfunding.sekaiproject.com/
14 days after the Kickstarter is over you will get a key for WORLD END ECONOMiCA episode 1. Why 14 days? It takes that long for the payment processing to complete.
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