| 2025 | LAGOS | Minimum-density locating-dominating sets on infinite hexagonal grids with bounded height. | Arthur C. Gomes, Yoshiko Wakabayashi |
| 2022 | LATIN | Tree 3-Spanners on Generalized Prisms of Graphs. | Renzo Gmez, Flvio Keidi Miyazawa, Yoshiko Wakabayashi |
| 2022 | WALCOM | Minimum t-Spanners on Subcubic Graphs. | Renzo Gmez, Flvio Keidi Miyazawa, Yoshiko Wakabayashi |
| 2021 | LAGOS | The 2-Decomposition Conjecture for a new class of graphs. | Fbio Botler, Andrea Jimnez, Maycon Sambinelli, Yoshiko Wakabayashi |
| 2018 | LATIN | A Tight Lower Bound for an Online Hypercube Packing Problem and Bounds for Prices of Anarchy of a Related Game. | Yoshiharu Kohayakawa, Flvio Keidi Miyazawa, Yoshiko Wakabayashi |
| 2018 | WG | Covering a Graph with Nontrivial Vertex-Disjoint Paths: Existence and Optimization. | Renzo Gmez, Yoshiko Wakabayashi |
| 2014 | ESA | Polynomial-Time Approximation Schemes for Circle Packing Problems. | Flvio Keidi Miyazawa, Lehilton L. C. Pedrosa, Rafael Crivellari Saliba Schouery, Maxim Sviridenko, Yoshiko Wakabayashi |
| 2013 | COCOON | On the Complexity of Solving or Approximating Convex Recoloring Problems. | Manoel B. Camplo, Cristiana Gomes Huiban, Rudini M. Sampaio, Yoshiko Wakabayashi |
| 2012 | LATIN | A Better Approximation Ratio and an IP Formulation for a Sensor Cover Problem. | Rafael da Ponte Barbosa, Yoshiko Wakabayashi |
| 2008 | LATIN | A Polyhedral Investigation of the LCS Problem and a Repetition-Free Variant. | Cristina G. Fernandes, Carlos Eduardo Ferreira, Christian Tjandraatmadja, Yoshiko Wakabayashi |
| 2007 | WAOA | A 5/3-Approximation for Finding Spanning Trees with Many Leaves in Cubic Graphs. | Jos R. Correa, Cristina G. Fernandes, Martn Matamala, Yoshiko Wakabayashi |
| 2004 | LATIN | Packing Problems with Orthogonal Rotations. | Flvio Keidi Miyazawa, Yoshiko Wakabayashi |
| 2000 | LATIN | Cube Packing. | Flvio Keidi Miyazawa, Yoshiko Wakabayashi |
| 1998 | LATIN | Circuit Covers in Series-Parallel Mixed Graphs. | Orlando Lee, Yoshiko Wakabayashi |