The "Tenpō-reki" system was the work of Shibukawa Kagesuke. This was the last traditional calendar system created by Japanese astronomers and mathematicians.
ð ə WORD_BOUNDARY t ɛ n p oʊ ɹ ɪ k i WORD_BOUNDARY s ɪ s t ə m WORD_BOUNDARY w ʌ z ð ə WORD_BOUNDARY w ɜː k WORD_BOUNDARY ʌ v WORD_BOUNDARY ʃ ɪ b j uː k ɑ w ə WORD_BOUNDARY k eɪ d̠ʒ s uː k WORD_BOUNDARY ð ɪ s WORD_BOUNDARY w ʌ z ð ə WORD_BOUNDARY l æ s t WORD_BOUNDARY t ɹ ʌ d ɪ ʃ ə n ə l WORD_BOUNDARY k æ l ə n d ə ɹ WORD_BOUNDARY s ɪ s t ə m WORD_BOUNDARY k ɹ iː eɪ t ɪ d WORD_BOUNDARY b aɪ WORD_BOUNDARY d̠ʒ æ p ə n iː z WORD_BOUNDARY ʌ s t ɹ ɑ n ə m ə ɹ z WORD_BOUNDARY æ n d WORD_BOUNDARY m æ θ ɪ m ʌ t ɪ ʃ ə n z WORD_BOUNDARY