Well, in the context of all fiction, 'Medaka Box Kumagawa' is often a unique and interesting element. It might represent a certain character or concept that stands out. It could contribute to the overall diversity and complexity of the fictional world it belongs to.
The Medaka Box anime generally follows the manga. There might be a few minor differences here and there for animation purposes, but it doesn't stray too far from the original storylines and character traits.
Kumagawa in Medaka Box is a significant character in the context of all fiction. He often serves as an antagonist or a foil to other characters. His actions and decisions can have a big impact on the story.
Teng Zijing received his lunch box in the 39th episode of "Celebrating Years".
Teng Zijing was Fan Xian's good friend and subordinate in Jingdou. The two of them became good friends because they had similar interests. With Fan Xian's help, Teng Zijing's family left Niulan Street and lived an ordinary life. However, because Fan Xian had been framed by the Eldest Princess and the Second Prince, he had no choice but to once again get involved in the dispute. Under Fan Xian's scheme, Teng Zijing finally killed his enemy with his own hands. However, he was also struck by Cheng Jushu's palm and eventually died.
One common theme is the exploration of different power systems. Naruto has his chakra and ninja techniques, while Medaka has her abnormal abilities. Fanfics often explore how these powers interact or contrast.
Sorry, I don't know when that happens. It could be tied to specific production timelines or licensing agreements. You might want to keep an eye on official announcements or related news sources.