Is Saiki male or female?

Is Saiki male or female?

Saiki Kusuo
Sign	♌ (Leo)
Blood type	Unknown
Gender	Male (true gender) Female (using transformation)
Height	167.6 cm (may vary)

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Is Saiki Ka gag?

"The Disaster of Psi Kusuo Saiki") is a Japanese gag manga series written and illustrated by Shūichi Asō. Individual chapters have been serialized in Weekly Shōnen Jump since May 2012 until February 2018. ... As of 2018, there are 26 volumes that have been published.