Kakeru in this context means to shower or pour. The word bukkake is often used in Japanese to describe pouring out water with sufficient momentum to cause splashing or spilling. Indeed, bukkake is used in Japan to describe a type of dish where hot broth is poured over noodles, as in bukkake udon and bukkake soba.
1 Whole grains: Whole grains are rich in nutrients and fibres which promote hair growth and make them a super food for healthy hair.  Oysters: Hair loss or dandruff can be the result of low production levels of the hormone androgen. Oysters are rich in zinc and assist in the production of androgen.
(NewsTarget) People lose about one hundred hairs each day. Because hair is made of many nutrients, those nutrients need to be replenished in the body in order for hair to grow. Hair contains protein, fat, water, and carbohydrates. Foods to prevent hair loss can be found in oats, molasses, liver, and whole grains. Because water is comprised of water, it is important to stay hydrated to stimulate proper hair growth. Hair growth is conditioned on genetics.