How to say with respect to these letters, i think the best thing is to burn them. in Japanese
1)
これらこれら(korera) (pn,adj-no) theseのの(no) (prt) indicates possessive/nominalizes verbs and adjectives/substitutes for "ga" in subordinate phrases/indicates a confident conclusion/ indicates emotional emphasis/indicates question手紙手紙(tegami) (n,adj-no) letterにに(ni) (prt) indicates such things as location of person or thing, location of short-term action, etc.関関(kan) (n,n-suf) barrier/gateしし(shi) (num) 10^24/septillion/quadrillionてはては(teha) (exp) if/since .../if you are going to .../one after another/indicates repeated action/adds emphasis、、(、) Japanese comma燃やno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbしてしまうno dictionary result, likely a conjigated verbの(prt) indicates possessive/nominalizes verbs and adjectives/substitutes for "ga" in subordinate phrases/indicates a confident conclusion/ indicates emotional emphasis/indicates questionがが(ga) (prt) indicates sentence subject/indicates possessive/but/however/still/and一番一番(ichiban) (n-adv) best/first/number one/game/round/bout/fall/eventいいいい(ii) (adj-t,adv-to) easy/simple/plain/goodとと(to) (prt,conj) if/when/and/with/particle used for quoting/quoting particle/ promoted pawn/ indicates question思う思う(omou) (v5u,vt) to think/to consider/to believe/to think/to plan/to judge/to assess/to regard/to imagine/to suppose/to dream/to expect/to look forward to/to feel/to desire/to want/to recall/to remember。。(。) Japanese period "."
