A-1
Student Argumentative Knowledge
Kana Matsumura (Waseda University)

A-2
Using a Radio Drama in English Writing Courses (2)
Keiso Tatsukawa (Hiroshima University)

A-3
A study investigating the relationship between L2 writing and critical thinking skills
Keigo Niji, Fumiaki Nishihara, and Kyoko Oi (Chiba University, The Japan Institute for Educational Measurement, Inc., Seisen University)

B-1
Japanese learners' English Intonation patterns in declarative sentences
Aya Kitagawa (Keio Senior High School)

B-2
Native-speaker and Non Native-speaker Teachers' Provision of Corrective Feedback
Yoko Asari (Tokyo University of Science)

B-3
Hai as Vague Language
Enid Lee (Okinawa International University)

C-1
The Effectiveness of Concept-Based Teaching and Learning (CBTL) of the International Baccalaureate: Increasing Intrinsic Motivation for Additional Language Learners
Yuya Akatsuka (Waseda University Honjo Senior High School)

C-2
Reanalysis of Reading Process Data via Learning Analytics and Knowledge (LAK)
Michiko Nakano (Waseda University)

C-3
Effects of Collaborative Learning in an EFL Class: From the Perspectives of Chinese Advanced Learners
Xiaoping Jie (Graduate School at Shenzhen, Tsinghua University)

D-1
The development of written production with intensive training, using student assessment
Yoko Oi (Waseda University )

D-2
Application of Assessment Production Cycle to Curriculum Evaluation and Classroom Teaching
Kei Miyazaki, Taiko Tsuchihira, and Kahoko Matsumoto (Tokai University, Seitoku University)

D-3
A Closer Take a Look at Rater Bias in English Teacher Employment Examinations
Tomoyasu Akiyama (Bunkyo University)

E-1
An Attributional Analysis of the English Excuses in Refusal Speech Acts of Korean EFL Learners
Bohyon Chung and Jongbok Lee (Hanbat National University, Mokwon University)

E-2
Contrastive Analysis of Indonesia and Taiwan Nonverbal Communication: Cross culture Misunderstanding
Sri HandayaniGultom (National Chiayi University)

F-1
To what extent is English language teaching methodology informed by theory?
Cui Dan and Xu Tian (Harbin Engineering University)

F-2
Effects of laughter in medical discourse
Rieko Matsuoka and Tadashi Nakamura (Teikyo University)

G-1
The treatment of vocabulary in the English language textbooks used in Japanese upper secondary schools
Takahiro Tadokoro and Katsuhisa Honda (Chiba university)

G-2
Interactional Co-Construction of Meaning in ELF: A Sequential Analysis Focusing on Utterance Completions
Hiroki Hanamoto (Tokyo Denki University)

G-3
The explicit and implicit phonological knowledge in L2 education
Taeyoung Kim (Graduate School of International Culture and Communication Studies, Waseda University.)

H-1
Controversy over the nature of age-related effects on second language acquisition
Chihiro Sampei (Chiba University)

H-2
The Roll of Story-Based Practice in Intercultural Education
Yusuke Kida (Chiba University)

H-3
Self-regulated Language Learning and Proficiency: A Quantitative Analysis
Akiko Fukuda (Rikkyo University)

I-1
Analysis on the preposition error types in Corpus for English Majors (CEM)
Shuochen Wang (Takushoku University)

I-2
Vygotsky's Sociocultural Theory: The Use of Culture in Intellectual Development and Mediated Action
Wakako Kobayashi (Nihon University)

J-1
What can programming language do for our analysis? : The usefulness of jupyter notebook in the analysis of language testing
Yusuke Kondo and Yutaka Ishii (Waseda University)

J-2
Test-taking Strategy Use in Responding to Reading Comprehension Question in a University Entrance Examination in Japan
Tatsuro Tahara (Waseda University, Graduate School of Education)

J-3
Exploring Tertiary Education Students' Academic English Learning by Adopting Tailored MOOC Materials
Wenli Wu, Qing Ma (PolyU Hong Kong Community College, The Education University of Hong Kong)

K-1
Turning Anxiety to Hope: The roles of teachers in a new blended EFL learning
Seiko Oguri and Tetsuo Kato (Chubu University)

K-2
Developing intercultural citizenship education in foreign language classroom practice
Hongtao Jing (Global Education Center, Waseda University)

K-3
Roles of Causal Factors and L1 in the SLA of English Preposition
Miki Hyun Kyung Bong (Shinshu University)