Indo-Pacific Prehistory Association

The 23rd IPPA Congress

1 Nov 2026 workshops

2-7 Nov 2026

Yogyakarta

Research Posters

P01 Beyond the Wheel: An Ethnographical Study of Rajka Design [Disha Ahluwalia and Samvit Sarabhai]

P02 Ancient Genomic Insights into Prehistoric Human Populations of the Nenggiri Valley, Malaysia [Ahmad Faiz Shazwan Bin Abdul Malik et al.]

P03 Holocene Environmental Change on the North Coast of New Guinea: A Multi‑Proxy Study from Watinglo [Czerene Alliya Woods Alvaran et al.]

P04 Ceramic Assemblage and Temporal Mobility: A Polygon Spatial Modelling Approach in the Gulf of Thailand and Peninsular Malaysia, 1350-1550 CE [S25] [Amir Husaini Saiffuddin et al.]

P05 An Investigation of the Suspected Cremation Burial Found in Taloto C Trench in the Ille Site, Palawan, Philippines [Ramon D. Bandong Jr. et al.]

P06 Identification of Zooarchaeological Assemblages using Image Classification of Small Skeletal Remains from Ardales Cave, Malaga, Spain [Carmina Baylon et al.]

P07 An Initial Study of Wooden Artifacts from Philippine Historical Sites [Jane B. Carlos]

P08 A Study on the Lithic Artifacts Excavated in 2025 from the Gaoshandong Site in Xianju, Zhejiang Province [CHAI Dongdong et al.]

P09 Trade Interaction between Hunan and Southeast Asia during the Han–Tang Period: An Archaeological Perspective [CHEN Bin]

P10 A Study on the Lithic Artifacts discovered in 2023 around Tangra Yumco [CHEN Chong et al.]

P11 Interregional Interaction in Southern East Asia: Evidence from a Bronze Yue-Axe in the Collection of Hunan Museum [CHEN Rui]

P12 Augmented Reality Micro Exhibitions for Public Archaeology in Makati, Philippines [Gamaliel J. Domingo]

P13 Preliminary Classification of Beads and Other Ornamental Artifacts Recovered from the Latay Site in Borongan City, Eastern Samar, Philippines [Marvin D. Dorosan]

P14 Reattributing Royal Regalia: Rethinking the Afterlife of a Celebrity Artifact from Myanmar in the Victoria and Albert Museum [Ein Dray Pyone Han]

P15 Ranta (Barkcloth) from the Bada Valley, Central Sulawesi [Eman Hermawan and Lutfi Yondri]

P16 The Ethnoarchaeology of Restaurants in Southern Vietnam: Fish Stew Culinary Practices and Organic Residues in Earthenware Cooking Pots [Michelle S. Eusebio and Fredeliza Z. Campos]

P17 Reconstructing Human Paleodiet with Stable Isotopes at Ille Cave and Rockshelter, Dewil Valley, El Nido, Palawan, Philippines [John Krigbaum et al.]

P18 Finding Archaeology in Nueva Vizcaya Through the Notes of Fr. Malumbres [Christian Fernandez]

P19 The Discovery of Chinese Han Dynasty Bronze Mirrors in Southeast Asia [FU Xia]

P20 Prehistoric HBV in the Japanese Archipelago [FUKASAWA Makusu et al.]

P21 Pots for the Dead: Food Residues in an Early Harappan Burial [Ahana Ghosh et al.]

P22 Communicating Seascape Rock Art Heritage through ArcGIS StoryMaps: Case Study Raja Ampat, Indonesia [Hermawan et al.]

P23 Paleoecological Reconstruction and Chronological Framework of the Lang Trang Cave Complex, Vietnam [Sonia Reyes Hidalgo et al.]

P24 Ethnoarchaeological Study of Living Traditions and Archaeological Interpretation in Chandrapur District, Maharashtra, India [Himanshu Moreshwar Mahajan]

P25 A Mini Meta-Analysis Infers that the Proportion of Bats in the Lapita Diet was Greater in Vanuatu than Elsewhere in the Pacific [Loren Howell]

P26 Excavation of a Limestone Cave Preserving Evidence of Tsunami Events that can Devastate an Island Society: Karadagi Cave, Yaeyama Islands, SW Japan [ISHIHARA Yoshiro et al.]

P27 Sa Huynh Culture and the Formation of Champa Culture [NGUYỄN Quang Miên and CHÂU Anh Tuấn]

P28 Micro‑plant remains from lithics and sediments at Laang Spean Cave, Cambodia: Insights from pre‑Hoabinhian and Hoabinhian layers [Celine Kerfant et al.]

P29 Interactions Between Tectonic Geomorphology and Prehistoric Settlements: A Case Study in the Upper Thai-Malay Peninsula (Chumphon and Ranong Provinces) [Peersak Klubet et al.]

P30 New Isotopic evidence from Callao and Dalan Serkot Caves, Peñablanca, Cagayan Province, Philippines [John Krigbaum et al.]

P31 Reading Care in Teeth: Dental Health and Social Inequality in Bioarchaeological Contexts [Winsome H.S. Lee et al.]

P32 Elbow Morphology and Functional Adaptation: Rethinking the Carrying Angle in a Modern Asian Skeletal Collection [Winsome H.S. Lee et al.]

P33 Interaction between the Xiang River Basin and the Maritime Silk Road from the Qin–Han to the Sui–Tang Periods and Its Impacts [Li Jianmao and YANG Huahua]

P34 From Raw Materials to Cultural Exchange: Transregional Interactions Reflected by Beads from South China (500 BCE–500 CE) [LUI Qi]

P35 Preliminary Report on Survey of Mounds in Awaiama, Miline Bay Province, Papua New Guinea [NAKAKADO Royta et al.]

P36 Assessing Cremation Variability in Jomon Hunter-Gatherers: An Integrated Macroscopic and Histological Approach [OSAKA Dan et al.]

P37 Form, Dissemination, and Cross-Cultural Interaction of “Hu-Figure” Lamps in the Han Dynasty [OUYANG Xiaohong]

P38 TechxTiles: Developing a Protocol on Identifying and Characterizing Colour in Philippine Archaeological Textiles [Patricia Panganiban et al.]

P39 The Formation Process of the South China Sea Route of the Maritime Silk Road [PENG Changlin]

P40 Millefiori Mosaic Glass Beads from Eastern Java and Their Distribution in East Asia: Evidence from an Eastern Jin Tomb in Chenzhou [QIN Xuan]

P41 Archaeometry of Pyrotechnical Artefacts from the Harappan Site of Tigrana [Garima Singh and Narendra Parmar]

P42 The Life of Ancient Vietnamese People as Depicted in the Decorative Patterns on Dong Son Bronze Vessels [THẢN Thị Hang]

P43 Crown Morphological Characteristics of Angle Class II Division 2 Malocclusion Using ASUDAS [UCHIDA Shun and ARAI Kazuhito]

P44 A Filigree Gold Ring from an Eastern Jin Dynasty (317–420 CE) Tomb in Changsha and Its Implications for Early Maritime Exchange between China and Southeast Asia [WANG Hui]

P45 Physiological Stress, Health, and Adaptation among Neolithic Populations in the Central Plains of China: A Diachronic Analysis Based on Skeletal Indicators [Rapunzel Yap Jia Ming]

P46 Distinguishing Chinese and Japanese Blue and White Porcelain Using Comparative Materials Analysis: A Study of the Blue and White Ceramics from the 18th Century Shah Muncher Shipwreck and Japanese Hizen Ware of Similar Era [YEE Lau Shin Cindy and TANIGUCHI Yoko]

P47 Experimental Use-Wear Analysis of Vein Quartz Artifacts and Application of the Precise Replication [YOSHIDA Mayu and SANO Katsuhiro]

P48 A New Interpretation of “Conical Hat–Shaped” Ornaments: Use, Transmission, and Imitation of Cone Shell Objects [ZENG Yongjia]

P49 The Burial Custom of “Stilting Coffin” in the Tombs excavated in Lingnan Region of China during the Warring-States Period and the Qin and Han Dynasties [ZHENG Junlei]

P50 Guangdong and the Austronesians: Excavation and Research at the Shentoushangwan Site in Taishan [ZHU Ke]

P51 Taphonomic Observation of Late Pleistocene Human Remains from the Shiraho-Saonetabaru Cave Site Reveals the Evidence of Fuso Mortuary Practice [NAGASHIMA Moe et al.]

Poster Size and Layout

Orientation: Portrait

Size: A1 [59 x 84 cm]

Poster Presentation Guidelines

1. All posters need to be prepared and printed, ready for display before arriving at the conference. The IPPA conference committee will not print or reproduce poster submissions. Authors are fully responsible for preparing, printing and transporting their own posters.

2. Overall, the content of the poster is the decision of the authors, and must ensure accuracy, permissions (such as images or copyrighted materials), and any required acknowledgements or citations.

3. Posters should include a title and author information (Full name, Institution, Corresponding email)

4. Images should be large, clear and easily interpreted.

5. llIustrations and table captions are clear and understandable.

6. Use a resolution of 300 DPI in printing the poster to avoid pixelation.

7. Font size should be a minimum of 70 pt. for the title, and slightly smaller sub-headers.

8. For readability from about 1-2 meters, use 24 pt for general presentation (body) text,

9. References can be abbreviated and presented in 12 or 18 pt at the bottom of the poster.

10. Ensure that the final printed poster is durable and if possible, laminated.

11. The deadline for the submission of abstracts for posters is 31 March 2026.

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