Meaning
ねぎ間 (ねぎま, Negima) is Negima, a Japanese food (snacks).
What is Negima?
Negima yakitori is usually breast or thigh meat with pieces of naganegi (green onions). Bite-sized pieces of a type of long, thick spring onion are threaded onto the skewer between pieces of chicken. The negima pictured here is seasoned with salt.