Hiromi Hayshi's origami flower help

[kelvingarinkz]

hello
can i ask for some help for Hiromi Hayshi's flower origami diagram ?
I'm kinda stuck and the books are in japs

its for Eucharis (bookno.2 picturepage27 diagrampage88-89 )
its for step 10 to 12


also for Lotus ( bookno.2 picturepage23 diagrampage82-83 )
step 9 to 11


haha

thankz!!