社会保険, しゃかいほけん
social insurance
制度, せいど
May take 'no'
system, institution, organization, organisation
新制度は成功だと分かった。
の, 乃
Particle, orig. written 乃 or 之
1. indicates possessive
2. nominalizes verbs and adjectives
See が・1
3. substitutes for "ga" in subordinate phrases
at sentence-end; falling tone
4. indicates a confident conclusion
Female term or language, at sentence-end
5. indicates emotional emphasis