Characters aren't super consistent, but they honestly aren't in the original manga anyway.
Good at 0.8 weight. Better at monochrome, can do colour.
No trigger words but characters listed.
Characters
Ishikawa Miu: ishikawa miu, black hair, ponytail,
Ishikawa Futaba: ishikawa futaba, black hair, medium hair,
Yoshimasa Kaede: yoshimasa kaede, white hair, medium hair,
Ishikawa Sora: ishikawa sora, white hair, long hair,