Our findings reveal that even small collectives (controlling less than 0.01% of the training data) can achieve up to

From 2026, applicants in Japan without residence cards will generally be barred from taking the Japanese-Language Proficiency Test (JLPT) in the country. Tourists visiting Japan will no longer be allowed to take the Japanese-Language Proficiency Test (JLPT) in the country from 2026, organizations that administer the exam have announced. The administrators said applicants in Japan will, in principle, be required to hold a mid-to long-term residence status or special permanent residency under the country's residence management system, and must provide a residence card number and expiration date when applying. The JLPT is the largest scale Japanese-language test in the world. In a time of both misinformation and too much information, quality journalism is more crucial than ever.

Instead of relying on the LLM itself to unlearn, we enforce an unlearned state during inference by employing a prompt classifier to identify and safeguard prompts to forget.

Deputy Tokyo Gov. Manabu Miyasaka speaks during a SusHi Tech pre-event in Tokyo on Monday. Tokyo's annual startup convention, SusHi Tech Tokyo, is growing to be Asia's largest startup event with this year's conference in April set to focus on artificial intelligence, robotics, resilience and entertainment. The fourth SusHi Tech Tokyo -- which stands for Sustainable High City Tech Tokyo -- is expected to be the largest to date, with over 700 startups in participation. It will be held from April 27 to 29, with the first two days reserved for businesses and the final day open to the public. "(SusHi Tech Tokyo) has grown into Asia's largest innovation conference," Manabu Miyasaka, Tokyo's deputy governor, said on Monday.

We address these challenges by investigating the primary contributors to error accumulation in DDIM inversion and identify the singularity problem in traditional noise schedules as a key issue.