Yoku Suzume is a Finnish person, or according to some, an entity. This entity is a (alleged) homosexual that has a crippling obsession with Nautilus Pompilius.
Forest Bathing simply means immersing yourself in a forest setting. It is a natural way to calm your senses in a busy world. It reconnects you to the forested planet that we as humans grew up in and, in doing so, imparts you with a profound sense of peace.
yokum (n) also Yokum-a rube, bumpkin, or otherwise green or stupid person. Often used in conjunction with "bitch" (yokum bitch). Origin unknown, perhaps from cartoon character "Pappy Yokum", a fictional unwashed red-neck.