Waken waken soya (wanda kuma aka rubuta "waken soya") shuka ce mai kauri, madaidaiciyar reshe ( Glycine max) wacce ke samar da wake mai wadatar furotin. Waken da kansa yawanci kodadde rawaya ne ko kore kuma ana amfani dashi azaman tushen mai, abinci, da abincin dabbobi, da kuma a cikin kayan abinci na ɗan adam kamar tofu, madarar soya, da tempeh. Ita wannan shuka ta fito ne daga Gabashin Asiya amma yanzu ana noma ta a duk faɗin duniya, musamman a Amurka, Brazil, da Argentina.