df_polys <- 
  meshcode_set(mesh_size = 80) %>% 
  jpmesh::export_meshes()

base

df_polys %>% 
  st_geometry() %>% 
  plot()

ggplot2

library(ggplot2)
ggplot() +
  geom_sf(data = df_polys, fill = NA) +
  geom_text(
    data = cbind(
      mesh = df_polys$meshcode,
      df_polys$geometry %>%
        st_centroid() %>%
        st_coordinates() %>%
        as.data.frame()
    ),
    aes(X, Y, label = mesh),
    size = 1.2
  ) +
  coord_sf(datum = NA) +
  theme_void()

leaflet

library(leaflet)
leaflet() %>% 
  addTiles() %>% 
  addPolygons(data = df_polys)

plotly

wip…

sessionInfo()
#> R version 4.0.3 (2020-10-10)
#> Platform: x86_64-apple-darwin17.0 (64-bit)
#> Running under: macOS Catalina 10.15.7
#> 
#> Matrix products: default
#> BLAS:   /Library/Frameworks/R.framework/Versions/4.0/Resources/lib/libRblas.dylib
#> LAPACK: /Library/Frameworks/R.framework/Versions/4.0/Resources/lib/libRlapack.dylib
#> 
#> locale:
#> [1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8
#> 
#> attached base packages:
#> [1] stats     graphics  grDevices datasets  utils     methods   base     
#> 
#> other attached packages:
#> [1] ggplot2_3.3.2     sf_0.9-6          jpmesh_2.0.0.9000
#> 
#> loaded via a namespace (and not attached):
#>  [1] xfun_0.19          purrr_0.3.4        colorspace_2.0-0   vctrs_0.3.5       
#>  [5] miniUI_0.1.1.1     htmltools_0.5.0    yaml_2.2.1         rlang_0.4.9       
#>  [9] e1071_1.7-4        pkgdown_1.6.1      later_1.1.0.1      pillar_1.4.7      
#> [13] withr_2.3.0        glue_1.4.2         DBI_1.1.0          lifecycle_0.2.0   
#> [17] stringr_1.4.0      munsell_0.5.0      gtable_0.3.0       ragg_0.4.0        
#> [21] htmlwidgets_1.5.2  memoise_1.1.0      evaluate_0.14      knitr_1.30        
#> [25] fastmap_1.0.1      httpuv_1.5.4       crosstalk_1.1.0.1  class_7.3-17      
#> [29] Rcpp_1.0.5         KernSmooth_2.23-17 xtable_1.8-4       renv_0.12.2       
#> [33] promises_1.1.1     scales_1.1.1       classInt_0.4-3     desc_1.2.0        
#> [37] leaflet_2.0.3      farver_2.0.3       mime_0.9           systemfonts_0.3.2 
#> [41] fs_1.5.0           textshaping_0.2.1  digest_0.6.27      stringi_1.5.3     
#> [45] shiny_1.5.0        rprojroot_2.0.2    grid_4.0.3         tools_4.0.3       
#> [49] magrittr_2.0.1     tibble_3.0.4       crayon_1.3.4       pkgconfig_2.0.3   
#> [53] ellipsis_0.3.1     assertthat_0.2.1   rmarkdown_2.5      R6_2.5.0          
#> [57] units_0.6-7        compiler_4.0.3