Note to the Japanese language appendix. 1. Needs Study of Human Friendly Fuzzy Systems. 2. Survey Overview. 3. Analysis of Survey Results: Developmental Research in Fuzzy Systems. 4. Establishing Concrete Themes for Research.5. Analysis and Evaluation on Fuzzy Control. 6. Analysis and Evaluation on Fuzzy Object Recognition. 7. Analysis and Evaluation on Fuzzy Communication. 8. The Situation in the West. 9. The Present Situation in the States. 10. Epilogue. Appendix 1: Bibliography of Reference Articles. Appendix 2: Bibliography of Reference Books. Appendix 3: English References by Title. Appendix 4: The Fields of Study and Development and Themes of the Fuzzy Theory. Appendix 5: Sample Survey with Sample Responses. Index.