The UTokyo speech synthesis system for Blizzard Challenge 2019. - Shunsuke Goto; Yuma Shirahata; Gaku Kotani; Hitoshi Suda; Daisuke Saito; Nobuaki Minematsu (Blizzard Challenge, 2019)

Generative Modeling of F0 Contours Leveraged by Phrase Structure and Its Application to Statistical Focus Control. - Yuma Shirahata; Daisuke Saito; Nobuaki Minematsu (SSW, 2019)

Discriminative Method to Extract Coarse Prosodic Structure and its Application for Statistical Phrase/Accent Command Estimation. - Yuma Shirahata; Daisuke Saito; Nobuaki Minematsu (INTERSPEECH, 2020)

How Do Speakers Pause and Hesitate in English and Japanese? - A Comparison Using Parallel Corpora of English and Japanese Presentation Speeches -. - Michiko Watanabe; Yuma Shirahata; Ralph Rose; Kikuo Maekawa (O-COCOSDA, 2021)

Cross-Speaker Emotion Transfer for Low-Resource Text-to-Speech Using Non-Parallel Voice Conversion with Pitch-Shift Data Augmentation. - Ryo Terashima; Ryuichi Yamamoto; Eunwoo Song; Yuma Shirahata; Hyun-Wook Yoon; Jae-Min Kim; Kentaro Tachibana (INTERSPEECH, 2022)

Lightweight and High-Fidelity End-to-End Text-to-Speech with Multi-Band Generation and Inverse Short-Time Fourier Transform. - Masaya Kawamura; Yuma Shirahata; Ryuichi Yamamoto; Kentaro Tachibana (ICASSP, 2023)

Period VITS: Variational Inference with Explicit Pitch Modeling for End-To-End Emotional Speech Synthesis. - Yuma Shirahata; Ryuichi Yamamoto; Eunwoo Song; Ryo Terashima; Jae-Min Kim; Kentaro Tachibana (ICASSP, 2023)

PromptTTS++: Controlling Speaker Identity in Prompt-Based Text-To-Speech Using Natural Language Descriptions. - Reo Shimizu; Ryuichi Yamamoto; Masaya Kawamura; Yuma Shirahata; Hironori Doi; Tatsuya Komatsu; Kentaro Tachibana (ICASSP, 2024)

LibriTTS-P: A Corpus with Speaking Style and Speaker Identity Prompts for Text-to-Speech and Style Captioning. - Masaya Kawamura; Ryuichi Yamamoto; Yuma Shirahata; Takuya Hasumi; Kentaro Tachibana (INTERSPEECH, 2024)

Universal Score-based Speech Enhancement with High Content Preservation. - Robin Scheibler; Yusuke Fujita; Yuma Shirahata; Tatsuya Komatsu (INTERSPEECH, 2024)

Audio-conditioned phonemic and prosodic annotation for building text-to-speech models from unlabeled speech data. - Yuma Shirahata; Byeongseon Park; Ryuichi Yamamoto; Kentaro Tachibana (INTERSPEECH, 2024)

Description-Based Controllable Text-to-Speech With Cross-Lingual Voice Control. - Ryuichi Yamamoto; Yuma Shirahata; Masaya Kawamura; Kentaro Tachibana (ICASSP, 2025)

BitTTS: Highly Compact Text-to-Speech Using 1.58-bit Quantization and Weight Indexing. - Masaya Kawamura; Takuya Hasumi; Yuma Shirahata; Ryuichi Yamamoto (CoRR, 2025)

Grapheme-Coherent Phonemic and Prosodic Annotation of Speech by Implicit and Explicit Grapheme Conditioning. - Hien Ohnaka; Yuma Shirahata; Byeongseon Park; Ryuichi Yamamoto (CoRR, 2025)