Yota Otachi

What's new

  • March 26, 2026: IWOCA 2026 accepted "Minimum Clique Bicoloring" by Shunsuke Hamada, Yuto Okada, Hirotaka Ono, and Yota Otachi.
  • November 7, 2025: WALCOM 2026 accepted the following papers. (1) "Forcing a unique minimum spanning tree and a unique shortest path" by Tatsuya Gima, Yasuaki Kobayashi, Yota Otachi, and Takumi Sato, (2) "Finding order-preserving subgraphs" by Haruya Imamura, Yasuaki Kobayashi, Yota Otachi, Toshiki Saitoh, Keita Sato, Asahi Takaoka, Ryo Yoshinaka, and Tom C. van der Zanden, and (3) "Finding a maximum common (induced) subgraph: Structural parameters revisited" by Tesshu Hanaka, Yuto Okada, Yota Otachi, Lena Volk.
  • September 25, 2025: SIAM Journal on Discrete Mathematics accepted "Independent set reconfiguration on directed graphs" by Takehiro Ito, Yuni Iwamasa, Yasuaki Kobayashi, Yu Nakahata, Yota Otachi, Masahiro Takahashi, and Kunihiro Wasa.
  • August 8, 2025: IPEC 2025 accepted "Hitting geodesic intervals in structurally restricted graphs" by Tatsuya Gima, Yasuaki Kobayashi, Yuto Okada, Yota Otachi, and Hayato Takaike.
  • July 11, 2025: Journal of Computer and System Sciences accepted "Sequentially swapping tokens: Further on graph classes" by Hironori Kiya, Yuto Okada, Hirotaka Ono, and Yota Otachi.
  • June 20, 2025: MFCS 2025 accepted the following papers. (1) "Parameterized spanning tree congestion" by Michael Lampis, Valia Mitsou, Edouard Nemery, Yota Otachi, Manolis Vasilakis, and Daniel Vaz, (2) "Broadcasting under structural restrictions" by Yudai Egami, Tatsuya Gima, Tesshu Hanaka, Yasuaki Kobayashi, Michael Lampis, Valia Mitsou, Edouard Nemery, Yota Otachi, Manolis Vasilakis, and Daniel Vaz.
  • June 16, 2025: Theoretical Computer Science accepted "On the complexity of List $\mathcal{H}$-Packing for sparse graph classes" by Tatsuya Gima, Tesshu Hanaka, Yasuaki Kobayashi, Yota Otachi, Tomohito Shirai, Akira Suzuki, Yuma Tamura, and Xiao Zhou.
  • May 12, 2025: Autonomous Agents and Multi-Agent Systems accepted "Hedonic seat arrangement problems" by Hans L. Bodlaender, Tesshu Hanaka, Lars Jaffke, Hirotaka Ono, Yota Otachi, and Tom C. van der Zanden.
  • February 6, 2025: Discrete Applied Mathematics accepted "Orientable burning number of graphs" by Julien Courtiel, Paul Dorbec, Tatsuya Gima, Romain Lecoq, and Yota Otachi.