Sepuku or Seppuku: How To spell?
The word Sepuku is misspelled against Seppuku, a noun meaning "Same as Hara-kiri."
Seppuku has double "pp" is mispronounced as "p"Remember double 'PP' in between the strings se & uku which should not be misspelled with single 'P'
Wrong Spelling:  se-p-uku  Correct Spelling:  se-pp-uku 
Check more misspelled words of Seppuku to spell it correct.