Often, the poison bottle cartoon letters in the NYT use unique colors and fonts to stand out. They might also incorporate elements related to danger or caution to convey the message effectively.
There were a few Japanese animes that involved elements of shadow combat. One of them was Blue Dragon, which was broadcasted on television around 2000. The protagonist was a teenager who could summon a shadow to fight through a device on his right hand, but the shadow seemed to only appear on the wall behind the protagonist. There was also an animation called Saint Robin, which was broadcast between 1989 and 1990. The protagonist could control shadows to fight enemies. In addition, the shadow ninjutsu used by the Nara clan in Naruto also involved the elements of shadow combat. Other than that, the other search results did not mention the specific name of the animation or related information.
One characteristic is their unique blend of modern and traditional elements. For example, in many mystery novels like those by Keigo Higashino, you can see modern detective work along with traditional Japanese values and social norms. Another is the exploration of complex psychological states, as seen in Haruki Murakami's works.
I'm not entirely sure as I don't have detailed information about this specific 'svsss japanese novel'. It could potentially be a light novel genre which often includes elements of fantasy, adventure, and sometimes romance.
Some common themes in Japanese cartoon shows are love and romance, heroism, and the exploration of the unknown. They use these themes to create engaging and emotional stories that capture the audience's hearts.