Assessing the Capabilities of LLMs in Humor: A Multi-dimensional Analysis of Oogiri Generation and Evaluation.

Tosho Hirasawa Ritsu Sakabe Hwichan Kim Tosho Hirasawa Mamoru Komachi Assessing the Capabilities of LLMs in Humor: A Multi-dimensional Analysis of Oogiri Generation and Evaluation. 32867-32874 2026 AAAI https://doi.org/10.1609/aaai.v40i39.40567 conf/aaai/2026 db/conf/aaai/aaai2026.html#SakabeKHK26 Huaying Zhang Atsushi Hashimoto 0001 Tosho Hirasawa Evaluating the Capability of Video Question Generation for Expert Knowledge Elicitation. WACV 2026 3047-3056 conf/wacv/2026 https://doi.org/10.1109/WACV61042.2026.00298 db/conf/wacv/wacv2026.html#ZhangHH26 streams/conf/wacv

Kiyotada Mori Shohei Tanaka Tosho Hirasawa Tadashi Kozuno Koichiro Yoshino Yoshitaka Ushiku WarrantScore: Modeling Warrants between Claims and Evidence for Substantiation Evaluation in Peer Reviews. 2026 January abs/2601.17377 CoRR https://doi.org/10.48550/arXiv.2601.17377 db/journals/corr/corr2601.html#abs-2601-17377 streams/journals/corr

Yuzheng Xu Tosho Hirasawa Tadashi Kozuno Yoshitaka Ushiku Am I More Pointwise or Pairwise? Revealing Position Bias in Rubric-Based LLM-as-a-Judge. 2026 February abs/2602.02219 CoRR https://doi.org/10.48550/arXiv.2602.02219 db/journals/corr/corr2602.html#abs-2602-02219 streams/journals/corr

Yuzheng Xu Tosho Hirasawa Seiya Kawano Shota Kato Tadashi Kozuno MK2 at PBIG Competition: A Prompt Generation Solution. 2025 July abs/2507.08335 CoRR https://doi.org/10.48550/arXiv.2507.08335 db/journals/corr/corr2507.html#abs-2507-08335 streams/journals/corr

Ritsu Sakabe Hwichan Kim Tosho Hirasawa Mamoru Komachi Assessing the Capabilities of LLMs in Humor:A Multi-dimensional Analysis of Oogiri Generation and Evaluation. 2025 November abs/2511.09133 CoRR https://doi.org/10.48550/arXiv.2511.09133 db/journals/corr/corr2511.html#abs-2511-09133 streams/journals/corr

Kuniaki Saito Risa Shinoda Shohei Tanaka Tosho Hirasawa Fumio Okura Yoshitaka Ushiku AlignBench: Benchmarking Fine-Grained Image-Text Alignment with Synthetic Image-Caption Pairs. 2025 November abs/2511.20515 CoRR https://doi.org/10.48550/arXiv.2511.20515 db/journals/corr/corr2511.html#abs-2511-20515 streams/journals/corr

Shun Inadumi Shohei Tanaka Tosho Hirasawa Atsushi Hashimoto 0001 Koichiro Yoshino Yoshitaka Ushiku SciPostGen: Bridging the Gap between Scientific Papers and Poster Layouts. 2025 November abs/2511.22490 CoRR https://doi.org/10.48550/arXiv.2511.22490 db/journals/corr/corr2511.html#abs-2511-22490 streams/journals/corr

Huaying Zhang Atsushi Hashimoto 0001 Tosho Hirasawa Evaluating the Capability of Video Question Generation for Expert Knowledge Elicitation. 2025 December abs/2512.15006 CoRR https://doi.org/10.48550/arXiv.2512.15006 db/journals/corr/corr2512.html#abs-2512-15006 streams/journals/corr

Taisei Enomoto Hwichan Kim Tosho Hirasawa Yoshinari Nagai Ayako Sato Kyotaro Nakajima Mamoru Komachi TMU-HIT at MLSP 2024: How Well Can GPT-4 Tackle Multilingual Lexical Simplification? 590-598 2024 BEA https://aclanthology.org/2024.bea-1.52 conf/bea/2024 db/conf/bea/bea2024.html#EnomotoKHNSNK24 streams/conf/bea Koki Maeda Tosho Hirasawa Atsushi Hashimoto 0001 Jun Harashima Leszek Rybicki Yusuke Fukasawa Yoshitaka Ushiku COM Kitchens: An Unedited Overhead-View Video Dataset as a Vision-Language Benchmark. 123-140 2024 ECCV (65) https://doi.org/10.1007/978-3-031-73650-6_8 conf/eccv/2024-65 db/conf/eccv/eccv2024-65.html#MaedaHHHRFU24 streams/conf/eccv Hwichan Kim Jun Suzuki 0001 Tosho Hirasawa Mamoru Komachi Pruning Multilingual Large Language Models for Multilingual Inference. 9921-9942 2024 EMNLP (Findings) https://doi.org/10.18653/v1/2024.findings-emnlp.580 https://aclanthology.org/2024.findings-emnlp.580 conf/emnlp/2024f db/conf/emnlp/emnlp2024f.html#Kim0HK24 Ayako Sato Tosho Hirasawa Hwichan Kim Zhousi Chen Teruaki Oka Masato Mita Mamoru Komachi DejaVu: Disambiguation evaluation dataset for English-JApanese machine translation on VisUal information. 524-532 2024 PACLIC https://aclanthology.org/2024.paclic-1.50/ conf/paclic/2024 db/conf/paclic/paclic2024.html#SatoHKCOMK24 streams/conf/paclic Kyotaro Nakajima Hwichan Kim Tosho Hirasawa Taisei Enomoto Zhousi Chen Mamoru Komachi A Survey for LLM Tuning Methods:Classifying Approaches Based on Model Internal Accessibility. 542-555 2024 PACLIC https://aclanthology.org/2024.paclic-1.52/ conf/paclic/2024 db/conf/paclic/paclic2024.html#NakajimaKHECK24 streams/conf/paclic Kazuya Nishimura Kuniaki Saito Tosho Hirasawa Yoshitaka Ushiku Toward Related Work Generation with Structure and Novelty Statement. SDP@ACL 2024 38-57 conf/sdp/2024 https://aclanthology.org/2024.sdp-1.5 db/conf/sdp/sdp2024.html#NishimuraSHU24 streams/conf/sdp Tosho Hirasawa OSX at Context24: How Well Can GPT Tackle Contexualizing Scientific Figures and Tables. SDP@ACL 2024 324-331 conf/sdp/2024 https://aclanthology.org/2024.sdp-1.31 db/conf/sdp/sdp2024.html#Hirasawa24 streams/conf/sdp

Koki Maeda Tosho Hirasawa Atsushi Hashimoto 0001 Jun Harashima Leszek Rybicki Yusuke Fukasawa Yoshitaka Ushiku COM Kitchens: An Unedited Overhead-view Video Dataset as a Vision-Language Benchmark. 2024 abs/2408.02272 CoRR https://doi.org/10.48550/arXiv.2408.02272 db/journals/corr/corr2408.html#abs-2408-02272 streams/journals/corr

Hwichan Kim Jun Suzuki 0001 Tosho Hirasawa Mamoru Komachi Pruning Multilingual Large Language Models for Multilingual Inference. 2024 abs/2409.16911 CoRR https://doi.org/10.48550/arXiv.2409.16911 db/journals/corr/corr2409.html#abs-2409-16911 streams/journals/corr

Risa Shinoda Kuniaki Saito Shohei Tanaka Tosho Hirasawa Yoshitaka Ushiku SBS Figures: Pre-training Figure QA from Stage-by-Stage Synthesized Images. 2024 abs/2412.17606 CoRR https://doi.org/10.48550/arXiv.2412.17606 db/journals/corr/corr2412.html#abs-2412-17606 streams/journals/corr

Hwichan Kim Tosho Hirasawa Sangwhan Moon Naoaki Okazaki Mamoru Komachi North Korean Neural Machine Translation through South Korean Resources. 223:1-223:22 2023 September 22 ACM Trans. Asian Low Resour. Lang. Inf. Process. 9 https://doi.org/10.1145/3608947 https://www.wikidata.org/entity/Q130977306 db/journals/talip/talip22.html#KimHMOK23

Hiroto Tamura Tosho Hirasawa Hwichan Kim Mamoru Komachi Does Masked Language Model Pre-training with Artificial Data Improve Low-resource Neural Machine Translation? 2171-2180 2023 EACL (Findings) https://doi.org/10.18653/v1/2023.findings-eacl.166 https://aclanthology.org/2023.findings-eacl.166 conf/eacl/2023f db/conf/eacl/eacl2023f.html#TamuraHKK23 Taisei Enomoto Tosho Hirasawa Hwichan Kim Teruaki Oka Mamoru Komachi Simultaneous Domain Adaptation of Tokenization and Machine Translation. 36-45 2023 PACLIC https://aclanthology.org/2023.paclic-1.4 conf/paclic/2023 db/conf/paclic/paclic2023.html#EnomotoHKOK23 Tosho Hirasawa Emanuele Bugliarello Desmond Elliott Mamoru Komachi Visual Prediction Improves Zero-Shot Cross-Modal Machine Translation. 522-535 2023 WMT https://doi.org/10.18653/v1/2023.wmt-1.47 https://aclanthology.org/2023.wmt-1.47 conf/wmt/2023 db/conf/wmt/wmt2023.html#HirasawaBEK23

Tosho Hirasawa Masahiro Kaneko Aizhan Imankulova Mamoru Komachi Pre-Trained Word Embedding and Language Model Improve Multimodal Machine Translation: A Case Study in Multi30K. 67653-67668 2022 10 IEEE Access https://doi.org/10.1109/ACCESS.2022.3185243 https://www.wikidata.org/entity/Q125558484 db/journals/access/access10.html#HirasawaKIK22

Zhishen Yang Tosho Hirasawa Mamoru Komachi Naoaki Okazaki Why Videos Do Not Guide Translations in Video-guided Machine Translation? An Empirical Evaluation of Video-guided Machine Translation Dataset. 388-396 2022 30 J. Inf. Process. https://doi.org/10.2197/ipsjjip.30.388 db/journals/jip/jip30.html#YangHKO22

Daisuke Suzuki Yujin Takahashi Ikumi Yamashita Taichi Aida Tosho Hirasawa Michitaka Nakatsuji Masato Mita Mamoru Komachi Construction of a Quality Estimation Dataset for Automatic Evaluation of Japanese Grammatical Error Correction. 5565-5572 2022 LREC https://aclanthology.org/2022.lrec-1.596 conf/lrec/2022 db/conf/lrec/lrec2022.html#SuzukiTYAHNMK22

Daisuke Suzuki Yujin Takahashi Ikumi Yamashita Taichi Aida Tosho Hirasawa Michitaka Nakatsuji Masato Mita Mamoru Komachi Construction of a Quality Estimation Dataset for Automatic Evaluation of Japanese Grammatical Error Correction. 2022 abs/2201.08038 CoRR https://arxiv.org/abs/2201.08038 db/journals/corr/corr2201.html#abs-2201-08038

Seiichiro Kondo Aomi Koyama Tomoshige Kiyuna Tosho Hirasawa Mamoru Komachi Machine Translation with Pre-specified Target-side Words Using a Semi-autoregressive Model. 68-73 2021 WAT@ACL/IJCNLP https://doi.org/10.18653/v1/2021.wat-1.5 https://aclanthology.org/2021.wat-1.5 conf/aclwat/2021 db/conf/aclwat/aclwat2021.html#KondoKKHK21 Seiichiro Kondo Kengo Hotate Tosho Hirasawa Masahiro Kaneko Mamoru Komachi Sentence Concatenation Approach to Data Augmentation for Neural Machine Translation. 143-149 2021 NAACL-HLT (Student Research Workshop) https://doi.org/10.18653/v1/2021.naacl-srw.18 conf/naacl/2021-4 db/conf/naacl/naacl2021-4.html#KondoHHKK21 Hwichan Kim Tosho Hirasawa Mamoru Komachi Zero-shot North Korean to English Neural Machine Translation by Character Tokenization and Phoneme Decomposition. 72-78 2020 ACL (student) https://doi.org/10.18653/v1/2020.acl-srw.11 https://aclanthology.org/2020.acl-srw.11/ conf/acl/2020-s db/conf/acl/acl2020-s.html#KimHK20 Masahiro Kaneko Aizhan Imankulova Tosho Hirasawa Mamoru Komachi English-to-Japanese Diverse Translation by Combining Forward and Backward Outputs. 134-138 2020 NGT@ACL https://doi.org/10.18653/v1/2020.ngt-1.15 conf/aclnmt/2020 db/conf/aclnmt/aclnmt2020.html#KanekoIHK20 Zizheng Zhang Tosho Hirasawa Wei Houjing Masahiro Kaneko Mamoru Komachi Translation of New Named Entities from English to Chinese. 58-63 2020 WAT@AAC/IJCNLPL https://doi.org/10.18653/v1/2020.wat-1.4 https://aclanthology.org/2020.wat-1.4/ conf/aclwat/2020 db/conf/aclwat/aclwat2020.html#ZhangHHKK20 Hiroto Tamura Tosho Hirasawa Masahiro Kaneko Mamoru Komachi TMU Japanese-English Multimodal Machine Translation System for WAT 2020. 80-91 2020 WAT@AAC/IJCNLPL https://doi.org/10.18653/v1/2020.wat-1.7 https://aclanthology.org/2020.wat-1.7/ conf/aclwat/2020 db/conf/aclwat/aclwat2020.html#TamuraHKK20 Hwichan Kim Tosho Hirasawa Mamoru Komachi Korean-to-Japanese Neural Machine Translation System using Hanja Information. 127-134 2020 WAT@AAC/IJCNLPL https://doi.org/10.18653/v1/2020.wat-1.15 https://aclanthology.org/2020.wat-1.15/ conf/aclwat/2020 db/conf/aclwat/aclwat2020.html#KimHK20 Masashi Takaku Tosho Hirasawa Mamoru Komachi Kanako Komiya Neural Machine Translation from Historical Japanese to Contemporary Japanese Using Diachronically Domain-Adapted Word Embeddings. 534-541 2020 PACLIC https://aclanthology.org/2020.paclic-1.61/ conf/paclic/2020 db/conf/paclic/paclic2020.html#TakakuHKK20 Aizhan Imankulova Masahiro Kaneko Tosho Hirasawa Mamoru Komachi Towards Multimodal Simultaneous Neural Machine Translation. 594-603 2020 WMT@EMNLP https://doi.org/10.18653/v1/2020.wmt-1.70 https://aclanthology.org/2020.wmt-1.70/ conf/wmt/2020 db/conf/wmt/wmt2020.html#ImankulovaKHK20

Aizhan Imankulova Masahiro Kaneko Tosho Hirasawa Mamoru Komachi Towards Multimodal Simultaneous Neural Machine Translation. 2020 abs/2004.03180 CoRR https://arxiv.org/abs/2004.03180 db/journals/corr/corr2004.html#abs-2004-03180

Tosho Hirasawa Zhishen Yang Mamoru Komachi Naoaki Okazaki Keyframe Segmentation and Positional Encoding for Video-guided Machine Translation Challenge 2020. 2020 abs/2006.12799 CoRR https://arxiv.org/abs/2006.12799 db/journals/corr/corr2006.html#abs-2006-12799

Tosho Hirasawa Mamoru Komachi Debiasing Word Embeddings Improves Multimodal Machine Translation. 32-42 2019 MTSummit (1) https://aclanthology.org/W19-6604/ conf/mtsummit/2019-1 db/conf/mtsummit/mtsummit2019-1.html#HirasawaK19 Tosho Hirasawa Hayahide Yamagishi Yukio Matsumura Mamoru Komachi Multimodal Machine Translation with Embedding Prediction. 86-91 2019 NAACL-HLT (Student Research Workshop) https://doi.org/10.18653/v1/n19-3012 https://aclanthology.org/N19-3012/ conf/naacl/2019-3 db/conf/naacl/naacl2019-3.html#HirasawaYMK19

Tosho Hirasawa Hayahide Yamagishi Yukio Matsumura Mamoru Komachi Multimodal Machine Translation with Embedding Prediction. 2019 abs/1904.00639 CoRR http://arxiv.org/abs/1904.00639 db/journals/corr/corr1904.html#abs-1904-00639

Tosho Hirasawa Mamoru Komachi Debiasing Word Embeddings Improves Multimodal Machine Translation. 2019 abs/1905.10464 CoRR http://arxiv.org/abs/1905.10464 db/journals/corr/corr1905.html#abs-1905-10464

Taichi Aida Emanuele Bugliarello Zhousi Chen Desmond Elliott Taisei Enomoto Yusuke Fukasawa Jun Harashima Atsushi Hashimoto 0001 Kengo Hotate Wei Houjing Aizhan Imankulova Shun Inadumi Masahiro Kaneko Shota Kato Seiya Kawano Hwichan Kim Tomoshige Kiyuna Mamoru Komachi Kanako Komiya Seiichiro Kondo Aomi Koyama Tadashi Kozuno Koki Maeda Yukio Matsumura Masato Mita Sangwhan Moon Kiyotada Mori Yoshinari Nagai Kyotaro Nakajima Michitaka Nakatsuji Kazuya Nishimura Teruaki Oka Naoaki Okazaki Fumio Okura Leszek Rybicki Kuniaki Saito Ritsu Sakabe Ayako Sato Risa Shinoda Daisuke Suzuki Jun Suzuki 0001 Yujin Takahashi Masashi Takaku Hiroto Tamura Shohei Tanaka Yoshitaka Ushiku Yuzheng Xu Hayahide Yamagishi Ikumi Yamashita Zhishen Yang Koichiro Yoshino Huaying Zhang Zizheng Zhang