http://evilchns3vrkadeo.onion/sec/res/1.html
http://xxu3lso4h2rh6wmrxiou3ax7r7la7x6dhoepnku3jvrlwp35pefq.b32.i2p/b/res/932.html <--- this one is i2p

This is just a generic copy/paste
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Evilchan which will probably be our best option (because they say they
will remove cp): http://evilchns3vrkadeo.onion/
Onionchannel which you need to figure out what char that is in CJK to
pass that captcha I don't know if the site still works: http://xiwayy2kn32bo3ko.onion/
nichan full of furfags and has cp quite a disgusting place: http://nichank62kpkrxvg.onion/
underchan which closed it's clearnet entrance some cp but not as noticeable: http://chan2eob4sho6pvl.onion/
Uncensored hidden wiki which can help you find more sites: http://gxamjbnu7uknahng.onion/
identiguy like site for tor which only posts sites that are up: http://skunksworkedp2cg.onion/sites.html

102chan which you already know about
2chan http://xnmlqiwaio6bg6dtbjqb63rtoznvgeud5acxklccomv5yytefmda.b32.i2p/
333 which is fourm based http://ctvfe2fimcsdfxmzmd42brnbf7ceenwrbroyjx3wzah5eudjyyza.b32.i2p/
hiddenchan which has been down for a while now http://6y4tltjdgqwfdcz6tqwc7dxhhuradop2vejatisu64nwjzh5tuwa.b32.i2p/
There were a few others on i2p ill have to go look up again...
identiguy on i2p: http://3mzmrus2oron5fxptw7hw2puho3bnqmw2hqy7nw64dsrrjwdilva.b32.i2p/